/*!
 * jQuery JavaScript Library v1.10.0
 * http://jquery.com/
 *
 * Includes Sizzle.js
 * http://sizzlejs.com/
 *
 * Copyright 2005, 2013 jQuery Foundation, Inc. and other contributors
 * Released under the MIT license
 * http://jquery.org/license
 *
 * Date: 2013-05-24T18:39Z
 */
(function( window, undefined ) {

      // Can't do this because several apps including ASP.NET trace
      // the stack via arguments.caller.callee and Firefox dies if
      // you try to trace through "use strict" call chains. (#13335)
      // Support: Firefox 18+
      //"use strict";
      var
            // The deferred used on DOM ready
            readyList,
      
            // A central reference to the root jQuery(document)
            rootjQuery,
      
            // Support: IE<10
            // For `typeof xmlNode.method` instead of `xmlNode.method !== undefined`
            core_strundefined = typeof undefined,
      
            // Use the correct document accordingly with window argument (sandbox)
            location = window.location,
            document = window.document,
            docElem = document.documentElement,
      
            // Map over jQuery in case of overwrite
            _jQuery = window.jQuery,
      
            // Map over the $ in case of overwrite
            _$ = window.$,
      
            // [[Class]] -> type pairs
            class2type = {},
      
            // List of deleted data cache ids, so we can reuse them
            core_deletedIds = [],
      
            core_version = "1.10.0",
      
            // Save a reference to some core methods
            core_concat = core_deletedIds.concat,
            core_push = core_deletedIds.push,
            core_slice = core_deletedIds.slice,
            core_indexOf = core_deletedIds.indexOf,
            core_toString = class2type.toString,
            core_hasOwn = class2type.hasOwnProperty,
            core_trim = core_version.trim,
      
            // Define a local copy of jQuery
            jQuery = function( selector, context ) {
                  // The jQuery object is actually just the init constructor 'enhanced'
                  return new jQuery.fn.init( selector, context, rootjQuery );
            },
      
            // Used for matching numbers
            core_pnum = /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/.source,
      
            // Used for splitting on whitespace
            core_rnotwhite = /\S+/g,
      
            // Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE)
            rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,
      
            // A simple way to check for HTML strings
            // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
            // Strict HTML recognition (#11290: must start with <)
            rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,
      
            // Match a standalone tag
            rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,
      
            // JSON RegExp
            rvalidchars = /^[\],:{}\s]*$/,
            rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
            rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g,
            rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g,
      
            // Matches dashed string for camelizing
            rmsPrefix = /^-ms-/,
            rdashAlpha = /-([\da-z])/gi,
      
            // Used by jQuery.camelCase as callback to replace()
            fcamelCase = function( all, letter ) {
                  return letter.toUpperCase();
            },
      
            // The ready event handler
            completed = function( event ) {
      
                  // readyState === "complete" is good enough for us to call the dom ready in oldIE
                  if ( document.addEventListener || event.type === "load" || document.readyState === "complete" ) {
                        detach();
                        jQuery.ready();
                  }
            },
            // Clean-up method for dom ready events
            detach = function() {
                  if ( document.addEventListener ) {
                        document.removeEventListener( "DOMContentLoaded", completed, false );
                        window.removeEventListener( "load", completed, false );
      
                  } else {
                        document.detachEvent( "onreadystatechange", completed );
                        window.detachEvent( "onload", completed );
                  }
            };
      
      jQuery.fn = jQuery.prototype = {
            // The current version of jQuery being used
            jquery: core_version,
      
            constructor: jQuery,
            init: function( selector, context, rootjQuery ) {
                  var match, elem;
      
                  // HANDLE: $(""), $(null), $(undefined), $(false)
                  if ( !selector ) {
                        return this;
                  }
      
                  // Handle HTML strings
                  if ( typeof selector === "string" ) {
                        if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
                              // Assume that strings that start and end with <> are HTML and skip the regex check
                              match = [ null, selector, null ];
      
                        } else {
                              match = rquickExpr.exec( selector );
                        }
      
                        // Match html or make sure no context is specified for #id
                        if ( match && (match[1] || !context) ) {
      
                              // HANDLE: $(html) -> $(array)
                              if ( match[1] ) {
                                    context = context instanceof jQuery ? context[0] : context;
      
                                    // scripts is true for back-compat
                                    jQuery.merge( this, jQuery.parseHTML(
                                          match[1],
                                          context && context.nodeType ? context.ownerDocument || context : document,
                                          true
                                    ) );
      
                                    // HANDLE: $(html, props)
                                    if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
                                          for ( match in context ) {
                                                // Properties of context are called as methods if possible
                                                if ( jQuery.isFunction( this[ match ] ) ) {
                                                      this[ match ]( context[ match ] );
      
                                                // ...and otherwise set as attributes
                                                } else {
                                                      this.attr( match, context[ match ] );
                                                }
                                          }
                                    }
      
                                    return this;
      
                              // HANDLE: $(#id)
                              } else {
                                    elem = document.getElementById( match[2] );
      
                                    // Check parentNode to catch when Blackberry 4.6 returns
                                    // nodes that are no longer in the document #6963
                                    if ( elem && elem.parentNode ) {
                                          // Handle the case where IE and Opera return items
                                          // by name instead of ID
                                          if ( elem.id !== match[2] ) {
                                                return rootjQuery.find( selector );
                                          }
      
                                          // Otherwise, we inject the element directly into the jQuery object
                                          this.length = 1;
                                          this[0] = elem;
                                    }
      
                                    this.context = document;
                                    this.selector = selector;
                                    return this;
                              }
      
                        // HANDLE: $(expr, $(...))
                        } else if ( !context || context.jquery ) {
                              return ( context || rootjQuery ).find( selector );
      
                        // HANDLE: $(expr, context)
                        // (which is just equivalent to: $(context).find(expr)
                        } else {
                              return this.constructor( context ).find( selector );
                        }
      
                  // HANDLE: $(DOMElement)
                  } else if ( selector.nodeType ) {
                        this.context = this[0] = selector;
                        this.length = 1;
                        return this;
      
                  // HANDLE: $(function)
                  // Shortcut for document ready
                  } else if ( jQuery.isFunction( selector ) ) {
                        return rootjQuery.ready( selector );
                  }
      
                  if ( selector.selector !== undefined ) {
                        this.selector = selector.selector;
                        this.context = selector.context;
                  }
      
                  return jQuery.makeArray( selector, this );
            },
      
            // Start with an empty selector
            selector: "",
      
            // The default length of a jQuery object is 0
            length: 0,
      
            toArray: function() {
                  return core_slice.call( this );
            },
      
            // Get the Nth element in the matched element set OR
            // Get the whole matched element set as a clean array
            get: function( num ) {
                  return num == null ?
      
                        // Return a 'clean' array
                        this.toArray() :
      
                        // Return just the object
                        ( num < 0 ? this[ this.length + num ] : this[ num ] );
            },
      
            // Take an array of elements and push it onto the stack
            // (returning the new matched element set)
            pushStack: function( elems ) {
      
                  // Build a new jQuery matched element set
                  var ret = jQuery.merge( this.constructor(), elems );
      
                  // Add the old object onto the stack (as a reference)
                  ret.prevObject = this;
                  ret.context = this.context;
      
                  // Return the newly-formed element set
                  return ret;
            },
      
            // Execute a callback for every element in the matched set.
            // (You can seed the arguments with an array of args, but this is
            // only used internally.)
            each: function( callback, args ) {
                  return jQuery.each( this, callback, args );
            },
      
            ready: function( fn ) {
                  // Add the callback
                  jQuery.ready.promise().done( fn );
      
                  return this;
            },
      
            slice: function() {
                  return this.pushStack( core_slice.apply( this, arguments ) );
            },
      
            first: function() {
                  return this.eq( 0 );
            },
      
            last: function() {
                  return this.eq( -1 );
            },
      
            eq: function( i ) {
                  var len = this.length,
                        j = +i + ( i < 0 ? len : 0 );
                  return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] );
            },
      
            map: function( callback ) {
                  return this.pushStack( jQuery.map(this, function( elem, i ) {
                        return callback.call( elem, i, elem );
                  }));
            },
      
            end: function() {
                  return this.prevObject || this.constructor(null);
            },
      
            // For internal use only.
            // Behaves like an Array's method, not like a jQuery method.
            push: core_push,
            sort: [].sort,
            splice: [].splice
      };
      
      // Give the init function the jQuery prototype for later instantiation
      jQuery.fn.init.prototype = jQuery.fn;
      
      jQuery.extend = jQuery.fn.extend = function() {
            var src, copyIsArray, copy, name, options, clone,
                  target = arguments[0] || {},
                  i = 1,
                  length = arguments.length,
                  deep = false;
      
            // Handle a deep copy situation
            if ( typeof target === "boolean" ) {
                  deep = target;
                  target = arguments[1] || {};
                  // skip the boolean and the target
                  i = 2;
            }
      
            // Handle case when target is a string or something (possible in deep copy)
            if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
                  target = {};
            }
      
            // extend jQuery itself if only one argument is passed
            if ( length === i ) {
                  target = this;
                  --i;
            }
      
            for ( ; i < length; i++ ) {
                  // Only deal with non-null/undefined values
                  if ( (options = arguments[ i ]) != null ) {
                        // Extend the base object
                        for ( name in options ) {
                              src = target[ name ];
                              copy = options[ name ];
      
                              // Prevent never-ending loop
                              if ( target === copy ) {
                                    continue;
                              }
      
                              // Recurse if we're merging plain objects or arrays
                              if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
                                    if ( copyIsArray ) {
                                          copyIsArray = false;
                                          clone = src && jQuery.isArray(src) ? src : [];
      
                                    } else {
                                          clone = src && jQuery.isPlainObject(src) ? src : {};
                                    }
      
                                    // Never move original objects, clone them
                                    target[ name ] = jQuery.extend( deep, clone, copy );
      
                              // Don't bring in undefined values
                              } else if ( copy !== undefined ) {
                                    target[ name ] = copy;
                              }
                        }
                  }
            }
      
            // Return the modified object
            return target;
      };
      
      jQuery.extend({
            // Unique for each copy of jQuery on the page
            // Non-digits removed to match rinlinejQuery
            expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ),
      
            noConflict: function( deep ) {
                  if ( window.$ === jQuery ) {
                        window.$ = _$;
                  }
      
                  if ( deep && window.jQuery === jQuery ) {
                        window.jQuery = _jQuery;
                  }
      
                  return jQuery;
            },
      
            // Is the DOM ready to be used? Set to true once it occurs.
            isReady: false,
      
            // A counter to track how many items to wait for before
            // the ready event fires. See #6781
            readyWait: 1,
      
            // Hold (or release) the ready event
            holdReady: function( hold ) {
                  if ( hold ) {
                        jQuery.readyWait++;
                  } else {
                        jQuery.ready( true );
                  }
            },
      
            // Handle when the DOM is ready
            ready: function( wait ) {
      
                  // Abort if there are pending holds or we're already ready
                  if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
                        return;
                  }
      
                  // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
                  if ( !document.body ) {
                        return setTimeout( jQuery.ready );
                  }
      
                  // Remember that the DOM is ready
                  jQuery.isReady = true;
      
                  // If a normal DOM Ready event fired, decrement, and wait if need be
                  if ( wait !== true && --jQuery.readyWait > 0 ) {
                        return;
                  }
      
                  // If there are functions bound, to execute
                  readyList.resolveWith( document, [ jQuery ] );
      
                  // Trigger any bound ready events
                  if ( jQuery.fn.trigger ) {
                        jQuery( document ).trigger("ready").off("ready");
                  }
            },
      
            // See test/unit/core.js for details concerning isFunction.
            // Since version 1.3, DOM methods and functions like alert
            // aren't supported. They return false on IE (#2968).
            isFunction: function( obj ) {
                  return jQuery.type(obj) === "function";
            },
      
            isArray: Array.isArray || function( obj ) {
                  return jQuery.type(obj) === "array";
            },
      
            isWindow: function( obj ) {
                  /* jshint eqeqeq: false */
                  return obj != null && obj == obj.window;
            },
      
            isNumeric: function( obj ) {
                  return !isNaN( parseFloat(obj) ) && isFinite( obj );
            },
      
            type: function( obj ) {
                  if ( obj == null ) {
                        return String( obj );
                  }
                  return typeof obj === "object" || typeof obj === "function" ?
                        class2type[ core_toString.call(obj) ] || "object" :
                        typeof obj;
            },
      
            isPlainObject: function( obj ) {
                  var key;
      
                  // Must be an Object.
                  // Because of IE, we also have to check the presence of the constructor property.
                  // Make sure that DOM nodes and window objects don't pass through, as well
                  if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
                        return false;
                  }
      
                  try {
                        // Not own constructor property must be Object
                        if ( obj.constructor &&
                              !core_hasOwn.call(obj, "constructor") &&
                              !core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
                              return false;
                        }
                  } catch ( e ) {
                        // IE8,9 Will throw exceptions on certain host objects #9897
                        return false;
                  }
      
                  // Support: IE<9
                  // Handle iteration over inherited properties before own properties.
                  if ( jQuery.support.ownLast ) {
                        for ( key in obj ) {
                              return core_hasOwn.call( obj, key );
                        }
                  }
      
                  // Own properties are enumerated firstly, so to speed up,
                  // if last one is own, then all properties are own.
                  for ( key in obj ) {}
      
                  return key === undefined || core_hasOwn.call( obj, key );
            },
      
            isEmptyObject: function( obj ) {
                  var name;
                  for ( name in obj ) {
                        return false;
                  }
                  return true;
            },
      
            error: function( msg ) {
                  throw new Error( msg );
            },
      
            // data: string of html
            // context (optional): If specified, the fragment will be created in this context, defaults to document
            // keepScripts (optional): If true, will include scripts passed in the html string
            parseHTML: function( data, context, keepScripts ) {
                  if ( !data || typeof data !== "string" ) {
                        return null;
                  }
                  if ( typeof context === "boolean" ) {
                        keepScripts = context;
                        context = false;
                  }
                  context = context || document;
      
                  var parsed = rsingleTag.exec( data ),
                        scripts = !keepScripts && [];
      
                  // Single tag
                  if ( parsed ) {
                        return [ context.createElement( parsed[1] ) ];
                  }
      
                  parsed = jQuery.buildFragment( [ data ], context, scripts );
                  if ( scripts ) {
                        jQuery( scripts ).remove();
                  }
                  return jQuery.merge( [], parsed.childNodes );
            },
      
            parseJSON: function( data ) {
                  // Attempt to parse using the native JSON parser first
                  if ( window.JSON && window.JSON.parse ) {
                        return window.JSON.parse( data );
                  }
      
                  if ( data === null ) {
                        return data;
                  }
      
                  if ( typeof data === "string" ) {
      
                        // Make sure leading/trailing whitespace is removed (IE can't handle it)
                        data = jQuery.trim( data );
      
                        if ( data ) {
                              // Make sure the incoming data is actual JSON
                              // Logic borrowed from http://json.org/json2.js
                              if ( rvalidchars.test( data.replace( rvalidescape, "@" )
                                    .replace( rvalidtokens, "]" )
                                    .replace( rvalidbraces, "")) ) {
      
                                    return ( new Function( "return " + data ) )();
                              }
                        }
                  }
      
                  jQuery.error( "Invalid JSON: " + data );
            },
      
            // Cross-browser xml parsing
            parseXML: function( data ) {
                  var xml, tmp;
                  if ( !data || typeof data !== "string" ) {
                        return null;
                  }
                  try {
                        if ( window.DOMParser ) { // Standard
                              tmp = new DOMParser();
                              xml = tmp.parseFromString( data , "text/xml" );
                        } else { // IE
                              xml = new ActiveXObject( "Microsoft.XMLDOM" );
                              xml.async = "false";
                              xml.loadXML( data );
                        }
                  } catch( e ) {
                        xml = undefined;
                  }
                  if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) {
                        jQuery.error( "Invalid XML: " + data );
                  }
                  return xml;
            },
      
            noop: function() {},
      
            // Evaluates a script in a global context
            // Workarounds based on findings by Jim Driscoll
            // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
            globalEval: function( data ) {
                  if ( data && jQuery.trim( data ) ) {
                        // We use execScript on Internet Explorer
                        // We use an anonymous function so that context is window
                        // rather than jQuery in Firefox
                        ( window.execScript || function( data ) {
                              window[ "eval" ].call( window, data );
                        } )( data );
                  }
            },
      
            // Convert dashed to camelCase; used by the css and data modules
            // Microsoft forgot to hump their vendor prefix (#9572)
            camelCase: function( string ) {
                  return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
            },
      
            nodeName: function( elem, name ) {
                  return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
            },
      
            // args is for internal usage only
            each: function( obj, callback, args ) {
                  var value,
                        i = 0,
                        length = obj.length,
                        isArray = isArraylike( obj );
      
                  if ( args ) {
                        if ( isArray ) {
                              for ( ; i < length; i++ ) {
                                    value = callback.apply( obj[ i ], args );
      
                                    if ( value === false ) {
                                          break;
                                    }
                              }
                        } else {
                              for ( i in obj ) {
                                    value = callback.apply( obj[ i ], args );
      
                                    if ( value === false ) {
                                          break;
                                    }
                              }
                        }
      
                  // A special, fast, case for the most common use of each
                  } else {
                        if ( isArray ) {
                              for ( ; i < length; i++ ) {
                                    value = callback.call( obj[ i ], i, obj[ i ] );
      
                                    if ( value === false ) {
                                          break;
                                    }
                              }
                        } else {
                              for ( i in obj ) {
                                    value = callback.call( obj[ i ], i, obj[ i ] );
      
                                    if ( value === false ) {
                                          break;
                                    }
                              }
                        }
                  }
      
                  return obj;
            },
      
            // Use native String.trim function wherever possible
            trim: core_trim && !core_trim.call("\uFEFF\xA0") ?
                  function( text ) {
                        return text == null ?
                              "" :
                              core_trim.call( text );
                  } :
      
                  // Otherwise use our own trimming functionality
                  function( text ) {
                        return text == null ?
                              "" :
                              ( text + "" ).replace( rtrim, "" );
                  },
      
            // results is for internal usage only
            makeArray: function( arr, results ) {
                  var ret = results || [];
      
                  if ( arr != null ) {
                        if ( isArraylike( Object(arr) ) ) {
                              jQuery.merge( ret,
                                    typeof arr === "string" ?
                                    [ arr ] : arr
                              );
                        } else {
                              core_push.call( ret, arr );
                        }
                  }
      
                  return ret;
            },
      
            inArray: function( elem, arr, i ) {
                  var len;
      
                  if ( arr ) {
                        if ( core_indexOf ) {
                              return core_indexOf.call( arr, elem, i );
                        }
      
                        len = arr.length;
                        i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;
      
                        for ( ; i < len; i++ ) {
                              // Skip accessing in sparse arrays
                              if ( i in arr && arr[ i ] === elem ) {
                                    return i;
                              }
                        }
                  }
      
                  return -1;
            },
      
            merge: function( first, second ) {
                  var l = second.length,
                        i = first.length,
                        j = 0;
      
                  if ( typeof l === "number" ) {
                        for ( ; j < l; j++ ) {
                              first[ i++ ] = second[ j ];
                        }
                  } else {
                        while ( second[j] !== undefined ) {
                              first[ i++ ] = second[ j++ ];
                        }
                  }
      
                  first.length = i;
      
                  return first;
            },
      
            grep: function( elems, callback, inv ) {
                  var retVal,
                        ret = [],
                        i = 0,
                        length = elems.length;
                  inv = !!inv;
      
                  // Go through the array, only saving the items
                  // that pass the validator function
                  for ( ; i < length; i++ ) {
                        retVal = !!callback( elems[ i ], i );
                        if ( inv !== retVal ) {
                              ret.push( elems[ i ] );
                        }
                  }
      
                  return ret;
            },
      
            // arg is for internal usage only
            map: function( elems, callback, arg ) {
                  var value,
                        i = 0,
                        length = elems.length,
                        isArray = isArraylike( elems ),
                        ret = [];
      
                  // Go through the array, translating each of the items to their
                  if ( isArray ) {
                        for ( ; i < length; i++ ) {
                              value = callback( elems[ i ], i, arg );
      
                              if ( value != null ) {
                                    ret[ ret.length ] = value;
                              }
                        }
      
                  // Go through every key on the object,
                  } else {
                        for ( i in elems ) {
                              value = callback( elems[ i ], i, arg );
      
                              if ( value != null ) {
                                    ret[ ret.length ] = value;
                              }
                        }
                  }
      
                  // Flatten any nested arrays
                  return core_concat.apply( [], ret );
            },
      
            // A global GUID counter for objects
            guid: 1,
      
            // Bind a function to a context, optionally partially applying any
            // arguments.
            proxy: function( fn, context ) {
                  var args, proxy, tmp;
      
                  if ( typeof context === "string" ) {
                        tmp = fn[ context ];
                        context = fn;
                        fn = tmp;
                  }
      
                  // Quick check to determine if target is callable, in the spec
                  // this throws a TypeError, but we will just return undefined.
                  if ( !jQuery.isFunction( fn ) ) {
                        return undefined;
                  }
      
                  // Simulated bind
                  args = core_slice.call( arguments, 2 );
                  proxy = function() {
                        return fn.apply( context || this, args.concat( core_slice.call( arguments ) ) );
                  };
      
                  // Set the guid of unique handler to the same of original handler, so it can be removed
                  proxy.guid = fn.guid = fn.guid || jQuery.guid++;
      
                  return proxy;
            },
      
            // Multifunctional method to get and set values of a collection
            // The value/s can optionally be executed if it's a function
            access: function( elems, fn, key, value, chainable, emptyGet, raw ) {
                  var i = 0,
                        length = elems.length,
                        bulk = key == null;
      
                  // Sets many values
                  if ( jQuery.type( key ) === "object" ) {
                        chainable = true;
                        for ( i in key ) {
                              jQuery.access( elems, fn, i, key[i], true, emptyGet, raw );
                        }
      
                  // Sets one value
                  } else if ( value !== undefined ) {
                        chainable = true;
      
                        if ( !jQuery.isFunction( value ) ) {
                              raw = true;
                        }
      
                        if ( bulk ) {
                              // Bulk operations run against the entire set
                              if ( raw ) {
                                    fn.call( elems, value );
                                    fn = null;
      
                              // ...except when executing function values
                              } else {
                                    bulk = fn;
                                    fn = function( elem, key, value ) {
                                          return bulk.call( jQuery( elem ), value );
                                    };
                              }
                        }
      
                        if ( fn ) {
                              for ( ; i < length; i++ ) {
                                    fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) );
                              }
                        }
                  }
      
                  return chainable ?
                        elems :
      
                        // Gets
                        bulk ?
                              fn.call( elems ) :
                              length ? fn( elems[0], key ) : emptyGet;
            },
      
            now: function() {
                  return ( new Date() ).getTime();
            },
      
            // A method for quickly swapping in/out CSS properties to get correct calculations.
            // Note: this method belongs to the css module but it's needed here for the support module.
            // If support gets modularized, this method should be moved back to the css module.
            swap: function( elem, options, callback, args ) {
                  var ret, name,
                        old = {};
      
                  // Remember the old values, and insert the new ones
                  for ( name in options ) {
                        old[ name ] = elem.style[ name ];
                        elem.style[ name ] = options[ name ];
                  }
      
                  ret = callback.apply( elem, args || [] );
      
                  // Revert the old values
                  for ( name in options ) {
                        elem.style[ name ] = old[ name ];
                  }
      
                  return ret;
            }
      });
      
      jQuery.ready.promise = function( obj ) {
            if ( !readyList ) {
      
                  readyList = jQuery.Deferred();
      
                  // Catch cases where $(document).ready() is called after the browser event has already occurred.
                  // we once tried to use readyState "interactive" here, but it caused issues like the one
                  // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
                  if ( document.readyState === "complete" ) {
                        // Handle it asynchronously to allow scripts the opportunity to delay ready
                        setTimeout( jQuery.ready );
      
                  // Standards-based browsers support DOMContentLoaded
                  } else if ( document.addEventListener ) {
                        // Use the handy event callback
                        document.addEventListener( "DOMContentLoaded", completed, false );
      
                        // A fallback to window.onload, that will always work
                        window.addEventListener( "load", completed, false );
      
                  // If IE event model is used
                  } else {
                        // Ensure firing before onload, maybe late but safe also for iframes
                        document.attachEvent( "onreadystatechange", completed );
      
                        // A fallback to window.onload, that will always work
                        window.attachEvent( "onload", completed );
      
                        // If IE and not a frame
                        // continually check to see if the document is ready
                        var top = false;
      
                        try {
                              top = window.frameElement == null && document.documentElement;
                        } catch(e) {}
      
                        if ( top && top.doScroll ) {
                              (function doScrollCheck() {
                                    if ( !jQuery.isReady ) {
      
                                          try {
                                                // Use the trick by Diego Perini
                                                // http://javascript.nwbox.com/IEContentLoaded/
                                                top.doScroll("left");
                                          } catch(e) {
                                                return setTimeout( doScrollCheck, 50 );
                                          }
      
                                          // detach all dom ready events
                                          detach();
      
                                          // and execute any waiting functions
                                          jQuery.ready();
                                    }
                              })();
                        }
                  }
            }
            return readyList.promise( obj );
      };
      
      // Populate the class2type map
      jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
            class2type[ "[object " + name + "]" ] = name.toLowerCase();
      });
      
      function isArraylike( obj ) {
            var length = obj.length,
                  type = jQuery.type( obj );
      
            if ( jQuery.isWindow( obj ) ) {
                  return false;
            }
      
            if ( obj.nodeType === 1 && length ) {
                  return true;
            }
      
            return type === "array" || type !== "function" &&
                  ( length === 0 ||
                  typeof length === "number" && length > 0 && ( length - 1 ) in obj );
      }
      
      // All jQuery objects should point back to these
      rootjQuery = jQuery(document);
      /*!
       * Sizzle CSS Selector Engine v1.9.4-pre
       * http://sizzlejs.com/
       *
       * Copyright 2013 jQuery Foundation, Inc. and other contributors
       * Released under the MIT license
       * http://jquery.org/license
       *
       * Date: 2013-05-15
       */
      (function( window, undefined ) {
      
      var i,
            support,
            cachedruns,
            Expr,
            getText,
            isXML,
            compile,
            outermostContext,
            sortInput,
      
            // Local document vars
            setDocument,
            document,
            docElem,
            documentIsHTML,
            rbuggyQSA,
            rbuggyMatches,
            matches,
            contains,
      
            // Instance-specific data
            expando = "sizzle" + -(new Date()),
            preferredDoc = window.document,
            dirruns = 0,
            done = 0,
            classCache = createCache(),
            tokenCache = createCache(),
            compilerCache = createCache(),
            hasDuplicate = false,
            sortOrder = function() { return 0; },
      
            // General-purpose constants
            strundefined = typeof undefined,
            MAX_NEGATIVE = 1 << 31,
      
            // Instance methods
            hasOwn = ({}).hasOwnProperty,
            arr = [],
            pop = arr.pop,
            push_native = arr.push,
            push = arr.push,
            slice = arr.slice,
            // Use a stripped-down indexOf if we can't use a native one
            indexOf = arr.indexOf || function( elem ) {
                  var i = 0,
                        len = this.length;
                  for ( ; i < len; i++ ) {
                        if ( this[i] === elem ) {
                              return i;
                        }
                  }
                  return -1;
            },
      
            booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
      
            // Regular expressions
      
            // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
            whitespace = "[\\x20\\t\\r\\n\\f]",
            // http://www.w3.org/TR/css3-syntax/#characters
            characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
      
            // Loosely modeled on CSS identifier characters
            // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
            // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
            identifier = characterEncoding.replace( "w", "w#" ),
      
            // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
            attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
                  "*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
      
            // Prefer arguments quoted,
            //   then not containing pseudos/brackets,
            //   then attribute selectors/non-parenthetical expressions,
            //   then anything else
            // These preferences are here to reduce the number of selectors
            //   needing tokenize in the PSEUDO preFilter
            pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)",
      
            // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
            rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
      
            rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
            rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),
      
            rsibling = new RegExp( whitespace + "*[+~]" ),
            rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*)" + whitespace + "*\\]", "g" ),
      
            rpseudo = new RegExp( pseudos ),
            ridentifier = new RegExp( "^" + identifier + "$" ),
      
            matchExpr = {
                  "ID": new RegExp( "^#(" + characterEncoding + ")" ),
                  "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
                  "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
                  "ATTR": new RegExp( "^" + attributes ),
                  "PSEUDO": new RegExp( "^" + pseudos ),
                  "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
                        "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
                        "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
                  "bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
                  // For use in libraries implementing .is()
                  // We use this for POS matching in `select`
                  "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
                        whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
            },
      
            rnative = /^[^{]+\{\s*\[native \w/,
      
            // Easily-parseable/retrievable ID or TAG or CLASS selectors
            rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
      
            rinputs = /^(?:input|select|textarea|button)$/i,
            rheader = /^h\d$/i,
      
            rescape = /'|\\/g,
      
            // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
            runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
            funescape = function( _, escaped, escapedWhitespace ) {
                  var high = "0x" + escaped - 0x10000;
                  // NaN means non-codepoint
                  // Support: Firefox
                  // Workaround erroneous numeric interpretation of +"0x"
                  return high !== high || escapedWhitespace ?
                        escaped :
                        // BMP codepoint
                        high < 0 ?
                              String.fromCharCode( high + 0x10000 ) :
                              // Supplemental Plane codepoint (surrogate pair)
                              String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
            };
      
      // Optimize for push.apply( _, NodeList )
      try {
            push.apply(
                  (arr = slice.call( preferredDoc.childNodes )),
                  preferredDoc.childNodes
            );
            // Support: Android<4.0
            // Detect silently failing push.apply
            arr[ preferredDoc.childNodes.length ].nodeType;
      } catch ( e ) {
            push = { apply: arr.length ?
      
                  // Leverage slice if possible
                  function( target, els ) {
                        push_native.apply( target, slice.call(els) );
                  } :
      
                  // Support: IE<9
                  // Otherwise append directly
                  function( target, els ) {
                        var j = target.length,
                              i = 0;
                        // Can't trust NodeList.length
                        while ( (target[j++] = els[i++]) ) {}
                        target.length = j - 1;
                  }
            };
      }
      
      function Sizzle( selector, context, results, seed ) {
            var match, elem, m, nodeType,
                  // QSA vars
                  i, groups, old, nid, newContext, newSelector;
      
            if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
                  setDocument( context );
            }
      
            context = context || document;
            results = results || [];
      
            if ( !selector || typeof selector !== "string" ) {
                  return results;
            }
      
            if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) {
                  return [];
            }
      
            if ( documentIsHTML && !seed ) {
      
                  // Shortcuts
                  if ( (match = rquickExpr.exec( selector )) ) {
                        // Speed-up: Sizzle("#ID")
                        if ( (m = match[1]) ) {
                              if ( nodeType === 9 ) {
                                    elem = context.getElementById( m );
                                    // Check parentNode to catch when Blackberry 4.6 returns
                                    // nodes that are no longer in the document #6963
                                    if ( elem && elem.parentNode ) {
                                          // Handle the case where IE, Opera, and Webkit return items
                                          // by name instead of ID
                                          if ( elem.id === m ) {
                                                results.push( elem );
                                                return results;
                                          }
                                    } else {
                                          return results;
                                    }
                              } else {
                                    // Context is not a document
                                    if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
                                          contains( context, elem ) && elem.id === m ) {
                                          results.push( elem );
                                          return results;
                                    }
                              }
      
                        // Speed-up: Sizzle("TAG")
                        } else if ( match[2] ) {
                              push.apply( results, context.getElementsByTagName( selector ) );
                              return results;
      
                        // Speed-up: Sizzle(".CLASS")
                        } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) {
                              push.apply( results, context.getElementsByClassName( m ) );
                              return results;
                        }
                  }
      
                  // QSA path
                  if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
                        nid = old = expando;
                        newContext = context;
                        newSelector = nodeType === 9 && selector;
      
                        // qSA works strangely on Element-rooted queries
                        // We can work around this by specifying an extra ID on the root
                        // and working up from there (Thanks to Andrew Dupont for the technique)
                        // IE 8 doesn't work on object elements
                        if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
                              groups = tokenize( selector );
      
                              if ( (old = context.getAttribute("id")) ) {
                                    nid = old.replace( rescape, "\\$&" );
                              } else {
                                    context.setAttribute( "id", nid );
                              }
                              nid = "[id='" + nid + "'] ";
      
                              i = groups.length;
                              while ( i-- ) {
                                    groups[i] = nid + toSelector( groups[i] );
                              }
                              newContext = rsibling.test( selector ) && context.parentNode || context;
                              newSelector = groups.join(",");
                        }
      
                        if ( newSelector ) {
                              try {
                                    push.apply( results,
                                          newContext.querySelectorAll( newSelector )
                                    );
                                    return results;
                              } catch(qsaError) {
                              } finally {
                                    if ( !old ) {
                                          context.removeAttribute("id");
                                    }
                              }
                        }
                  }
            }
      
            // All others
            return select( selector.replace( rtrim, "$1" ), context, results, seed );
      }
      
      /**
       * For feature detection
       * @param {Function} fn The function to test for native support
       */
      function isNative( fn ) {
            return rnative.test( fn + "" );
      }
      
      /**
       * Create key-value caches of limited size
       * @returns {Function(string, Object)} Returns the Object data after storing it on itself with
       *	property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
       *	deleting the oldest entry
       */
      function createCache() {
            var keys = [];
      
            function cache( key, value ) {
                  // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
                  if ( keys.push( key += " " ) > Expr.cacheLength ) {
                        // Only keep the most recent entries
                        delete cache[ keys.shift() ];
                  }
                  return (cache[ key ] = value);
            }
            return cache;
      }
      
      /**
       * Mark a function for special use by Sizzle
       * @param {Function} fn The function to mark
       */
      function markFunction( fn ) {
            fn[ expando ] = true;
            return fn;
      }
      
      /**
       * Support testing using an element
       * @param {Function} fn Passed the created div and expects a boolean result
       */
      function assert( fn ) {
            var div = document.createElement("div");
      
            try {
                  return !!fn( div );
            } catch (e) {
                  return false;
            } finally {
                  // Remove from its parent by default
                  if ( div.parentNode ) {
                        div.parentNode.removeChild( div );
                  }
                  // release memory in IE
                  div = null;
            }
      }
      
      /**
       * Adds the same handler for all of the specified attrs
       * @param {String} attrs Pipe-separated list of attributes
       * @param {Function} handler The method that will be applied if the test fails
       * @param {Boolean} test The result of a test. If true, null will be set as the handler in leiu of the specified handler
       */
      function addHandle( attrs, handler, test ) {
            attrs = attrs.split("|");
            var current,
                  i = attrs.length,
                  setHandle = test ? null : handler;
      
            while ( i-- ) {
                  // Don't override a user's handler
                  if ( !(current = Expr.attrHandle[ attrs[i] ]) || current === handler ) {
                        Expr.attrHandle[ attrs[i] ] = setHandle;
                  }
            }
      }
      
      /**
       * Fetches boolean attributes by node
       * @param {Element} elem
       * @param {String} name
       */
      function boolHandler( elem, name ) {
            // XML does not need to be checked as this will not be assigned for XML documents
            var val = elem.getAttributeNode( name );
            return val && val.specified ?
                  val.value :
                  elem[ name ] === true ? name.toLowerCase() : null;
      }
      
      /**
       * Fetches attributes without interpolation
       * http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
       * @param {Element} elem
       * @param {String} name
       */
      function interpolationHandler( elem, name ) {
            // XML does not need to be checked as this will not be assigned for XML documents
            return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
      }
      
      /**
       * Uses defaultValue to retrieve value in IE6/7
       * @param {Element} elem
       * @param {String} name
       */
      function valueHandler( elem ) {
            // Ignore the value *property* on inputs by using defaultValue
            // Fallback to Sizzle.attr by returning undefined where appropriate
            // XML does not need to be checked as this will not be assigned for XML documents
            if ( elem.nodeName.toLowerCase() === "input" ) {
                  return elem.defaultValue;
            }
      }
      
      /**
       * Checks document order of two siblings
       * @param {Element} a
       * @param {Element} b
       * @returns Returns -1 if a precedes b, 1 if a follows b
       */
      function siblingCheck( a, b ) {
            var cur = b && a,
                  diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
                        ( ~b.sourceIndex || MAX_NEGATIVE ) -
                        ( ~a.sourceIndex || MAX_NEGATIVE );
      
            // Use IE sourceIndex if available on both nodes
            if ( diff ) {
                  return diff;
            }
      
            // Check if b follows a
            if ( cur ) {
                  while ( (cur = cur.nextSibling) ) {
                        if ( cur === b ) {
                              return -1;
                        }
                  }
            }
      
            return a ? 1 : -1;
      }
      
      /**
       * Returns a function to use in pseudos for input types
       * @param {String} type
       */
      function createInputPseudo( type ) {
            return function( elem ) {
                  var name = elem.nodeName.toLowerCase();
                  return name === "input" && elem.type === type;
            };
      }
      
      /**
       * Returns a function to use in pseudos for buttons
       * @param {String} type
       */
      function createButtonPseudo( type ) {
            return function( elem ) {
                  var name = elem.nodeName.toLowerCase();
                  return (name === "input" || name === "button") && elem.type === type;
            };
      }
      
      /**
       * Returns a function to use in pseudos for positionals
       * @param {Function} fn
       */
      function createPositionalPseudo( fn ) {
            return markFunction(function( argument ) {
                  argument = +argument;
                  return markFunction(function( seed, matches ) {
                        var j,
                              matchIndexes = fn( [], seed.length, argument ),
                              i = matchIndexes.length;
      
                        // Match elements found at the specified indexes
                        while ( i-- ) {
                              if ( seed[ (j = matchIndexes[i]) ] ) {
                                    seed[j] = !(matches[j] = seed[j]);
                              }
                        }
                  });
            });
      }
      
      /**
       * Detect xml
       * @param {Element|Object} elem An element or a document
       */
      isXML = Sizzle.isXML = function( elem ) {
            // documentElement is verified for cases where it doesn't yet exist
            // (such as loading iframes in IE - #4833)
            var documentElement = elem && (elem.ownerDocument || elem).documentElement;
            return documentElement ? documentElement.nodeName !== "HTML" : false;
      };
      
      // Expose support vars for convenience
      support = Sizzle.support = {};
      
      /**
       * Sets document-related variables once based on the current document
       * @param {Element|Object} [doc] An element or document object to use to set the document
       * @returns {Object} Returns the current document
       */
      setDocument = Sizzle.setDocument = function( node ) {
            var doc = node ? node.ownerDocument || node : preferredDoc;
      
            // If no document and documentElement is available, return
            if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
                  return document;
            }
      
            // Set our document
            document = doc;
            docElem = doc.documentElement;
      
            // Support tests
            documentIsHTML = !isXML( doc );
      
            /* Attributes
            ---------------------------------------------------------------------- */
      
            // Support: IE<8
            // Verify that getAttribute really returns attributes and not properties (excepting IE8 booleans)
            support.attributes = assert(function( div ) {
      
                  // Support: IE<8
                  // Prevent attribute/property "interpolation"
                  div.innerHTML = "<a href='#'></a>";
                  addHandle( "type|href|height|width", interpolationHandler, div.firstChild.getAttribute("href") === "#" );
      
                  // Support: IE<9
                  // Use getAttributeNode to fetch booleans when getAttribute lies
                  addHandle( booleans, boolHandler, div.getAttribute("disabled") == null );
      
                  div.className = "i";
                  return !div.getAttribute("className");
            });
      
            // Support: IE<9
            // Retrieving value should defer to defaultValue
            support.input = assert(function( div ) {
                  div.innerHTML = "<input>";
                  div.firstChild.setAttribute( "value", "" );
                  return div.firstChild.getAttribute( "value" ) === "";
            });
      
            // IE6/7 still return empty string for value,
            // but are actually retrieving the property
            addHandle( "value", valueHandler, support.attributes && support.input );
      
            /* getElement(s)By*
            ---------------------------------------------------------------------- */
      
            // Check if getElementsByTagName("*") returns only elements
            support.getElementsByTagName = assert(function( div ) {
                  div.appendChild( doc.createComment("") );
                  return !div.getElementsByTagName("*").length;
            });
      
            // Check if getElementsByClassName can be trusted
            support.getElementsByClassName = assert(function( div ) {
                  div.innerHTML = "<div class='a'></div><div class='a i'></div>";
      
                  // Support: Safari<4
                  // Catch class over-caching
                  div.firstChild.className = "i";
                  // Support: Opera<10
                  // Catch gEBCN failure to find non-leading classes
                  return div.getElementsByClassName("i").length === 2;
            });
      
            // Support: IE<10
            // Check if getElementById returns elements by name
            // The broken getElementById methods don't pick up programatically-set names,
            // so use a roundabout getElementsByName test
            support.getById = assert(function( div ) {
                  docElem.appendChild( div ).id = expando;
                  return !doc.getElementsByName || !doc.getElementsByName( expando ).length;
            });
      
            // ID find and filter
            if ( support.getById ) {
                  Expr.find["ID"] = function( id, context ) {
                        if ( typeof context.getElementById !== strundefined && documentIsHTML ) {
                              var m = context.getElementById( id );
                              // Check parentNode to catch when Blackberry 4.6 returns
                              // nodes that are no longer in the document #6963
                              return m && m.parentNode ? [m] : [];
                        }
                  };
                  Expr.filter["ID"] = function( id ) {
                        var attrId = id.replace( runescape, funescape );
                        return function( elem ) {
                              return elem.getAttribute("id") === attrId;
                        };
                  };
            } else {
                  // Support: IE6/7
                  // getElementById is not reliable as a find shortcut
                  delete Expr.find["ID"];
      
                  Expr.filter["ID"] =  function( id ) {
                        var attrId = id.replace( runescape, funescape );
                        return function( elem ) {
                              var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
                              return node && node.value === attrId;
                        };
                  };
            }
      
            // Tag
            Expr.find["TAG"] = support.getElementsByTagName ?
                  function( tag, context ) {
                        if ( typeof context.getElementsByTagName !== strundefined ) {
                              return context.getElementsByTagName( tag );
                        }
                  } :
                  function( tag, context ) {
                        var elem,
                              tmp = [],
                              i = 0,
                              results = context.getElementsByTagName( tag );
      
                        // Filter out possible comments
                        if ( tag === "*" ) {
                              while ( (elem = results[i++]) ) {
                                    if ( elem.nodeType === 1 ) {
                                          tmp.push( elem );
                                    }
                              }
      
                              return tmp;
                        }
                        return results;
                  };
      
            // Class
            Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
                  if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) {
                        return context.getElementsByClassName( className );
                  }
            };
      
            /* QSA/matchesSelector
            ---------------------------------------------------------------------- */
      
            // QSA and matchesSelector support
      
            // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
            rbuggyMatches = [];
      
            // qSa(:focus) reports false when true (Chrome 21)
            // We allow this because of a bug in IE8/9 that throws an error
            // whenever `document.activeElement` is accessed on an iframe
            // So, we allow :focus to pass through QSA all the time to avoid the IE error
            // See http://bugs.jquery.com/ticket/13378
            rbuggyQSA = [];
      
            if ( (support.qsa = isNative(doc.querySelectorAll)) ) {
                  // Build QSA regex
                  // Regex strategy adopted from Diego Perini
                  assert(function( div ) {
                        // Select is set to empty string on purpose
                        // This is to test IE's treatment of not explicitly
                        // setting a boolean content attribute,
                        // since its presence should be enough
                        // http://bugs.jquery.com/ticket/12359
                        div.innerHTML = "<select><option selected=''></option></select>";
      
                        // Support: IE8
                        // Boolean attributes and "value" are not treated correctly
                        if ( !div.querySelectorAll("[selected]").length ) {
                              rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
                        }
      
                        // Webkit/Opera - :checked should return selected option elements
                        // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                        // IE8 throws error here and will not see later tests
                        if ( !div.querySelectorAll(":checked").length ) {
                              rbuggyQSA.push(":checked");
                        }
                  });
      
                  assert(function( div ) {
      
                        // Support: Opera 10-12/IE8
                        // ^= $= *= and empty values
                        // Should not select anything
                        // Support: Windows 8 Native Apps
                        // The type attribute is restricted during .innerHTML assignment
                        var input = doc.createElement("input");
                        input.setAttribute( "type", "hidden" );
                        div.appendChild( input ).setAttribute( "t", "" );
      
                        if ( div.querySelectorAll("[t^='']").length ) {
                              rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
                        }
      
                        // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
                        // IE8 throws error here and will not see later tests
                        if ( !div.querySelectorAll(":enabled").length ) {
                              rbuggyQSA.push( ":enabled", ":disabled" );
                        }
      
                        // Opera 10-11 does not throw on post-comma invalid pseudos
                        div.querySelectorAll("*,:x");
                        rbuggyQSA.push(",.*:");
                  });
            }
      
            if ( (support.matchesSelector = isNative( (matches = docElem.webkitMatchesSelector ||
                  docElem.mozMatchesSelector ||
                  docElem.oMatchesSelector ||
                  docElem.msMatchesSelector) )) ) {
      
                  assert(function( div ) {
                        // Check to see if it's possible to do matchesSelector
                        // on a disconnected node (IE 9)
                        support.disconnectedMatch = matches.call( div, "div" );
      
                        // This should fail with an exception
                        // Gecko does not error, returns false instead
                        matches.call( div, "[s!='']:x" );
                        rbuggyMatches.push( "!=", pseudos );
                  });
            }
      
            rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
            rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );
      
            /* Contains
            ---------------------------------------------------------------------- */
      
            // Element contains another
            // Purposefully does not implement inclusive descendent
            // As in, an element does not contain itself
            contains = isNative(docElem.contains) || docElem.compareDocumentPosition ?
                  function( a, b ) {
                        var adown = a.nodeType === 9 ? a.documentElement : a,
                              bup = b && b.parentNode;
                        return a === bup || !!( bup && bup.nodeType === 1 && (
                              adown.contains ?
                                    adown.contains( bup ) :
                                    a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
                        ));
                  } :
                  function( a, b ) {
                        if ( b ) {
                              while ( (b = b.parentNode) ) {
                                    if ( b === a ) {
                                          return true;
                                    }
                              }
                        }
                        return false;
                  };
      
            /* Sorting
            ---------------------------------------------------------------------- */
      
            // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
            // Detached nodes confoundingly follow *each other*
            support.sortDetached = assert(function( div1 ) {
                  // Should return 1, but returns 4 (following)
                  return div1.compareDocumentPosition( doc.createElement("div") ) & 1;
            });
      
            // Document order sorting
            sortOrder = docElem.compareDocumentPosition ?
            function( a, b ) {
      
                  // Flag for duplicate removal
                  if ( a === b ) {
                        hasDuplicate = true;
                        return 0;
                  }
      
                  var compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b );
      
                  if ( compare ) {
                        // Disconnected nodes
                        if ( compare & 1 ||
                              (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {
      
                              // Choose the first element that is related to our preferred document
                              if ( a === doc || contains(preferredDoc, a) ) {
                                    return -1;
                              }
                              if ( b === doc || contains(preferredDoc, b) ) {
                                    return 1;
                              }
      
                              // Maintain original order
                              return sortInput ?
                                    ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
                                    0;
                        }
      
                        return compare & 4 ? -1 : 1;
                  }
      
                  // Not directly comparable, sort on existence of method
                  return a.compareDocumentPosition ? -1 : 1;
            } :
            function( a, b ) {
                  var cur,
                        i = 0,
                        aup = a.parentNode,
                        bup = b.parentNode,
                        ap = [ a ],
                        bp = [ b ];
      
                  // Exit early if the nodes are identical
                  if ( a === b ) {
                        hasDuplicate = true;
                        return 0;
      
                  // Parentless nodes are either documents or disconnected
                  } else if ( !aup || !bup ) {
                        return a === doc ? -1 :
                              b === doc ? 1 :
                              aup ? -1 :
                              bup ? 1 :
                              sortInput ?
                              ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
                              0;
      
                  // If the nodes are siblings, we can do a quick check
                  } else if ( aup === bup ) {
                        return siblingCheck( a, b );
                  }
      
                  // Otherwise we need full lists of their ancestors for comparison
                  cur = a;
                  while ( (cur = cur.parentNode) ) {
                        ap.unshift( cur );
                  }
                  cur = b;
                  while ( (cur = cur.parentNode) ) {
                        bp.unshift( cur );
                  }
      
                  // Walk down the tree looking for a discrepancy
                  while ( ap[i] === bp[i] ) {
                        i++;
                  }
      
                  return i ?
                        // Do a sibling check if the nodes have a common ancestor
                        siblingCheck( ap[i], bp[i] ) :
      
                        // Otherwise nodes in our document sort first
                        ap[i] === preferredDoc ? -1 :
                        bp[i] === preferredDoc ? 1 :
                        0;
            };
      
            return doc;
      };
      
      Sizzle.matches = function( expr, elements ) {
            return Sizzle( expr, null, null, elements );
      };
      
      Sizzle.matchesSelector = function( elem, expr ) {
            // Set document vars if needed
            if ( ( elem.ownerDocument || elem ) !== document ) {
                  setDocument( elem );
            }
      
            // Make sure that attribute selectors are quoted
            expr = expr.replace( rattributeQuotes, "='$1']" );
      
            if ( support.matchesSelector && documentIsHTML &&
                  ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
                  ( !rbuggyQSA     || !rbuggyQSA.test( expr ) ) ) {
      
                  try {
                        var ret = matches.call( elem, expr );
      
                        // IE 9's matchesSelector returns false on disconnected nodes
                        if ( ret || support.disconnectedMatch ||
                                    // As well, disconnected nodes are said to be in a document
                                    // fragment in IE 9
                                    elem.document && elem.document.nodeType !== 11 ) {
                              return ret;
                        }
                  } catch(e) {}
            }
      
            return Sizzle( expr, document, null, [elem] ).length > 0;
      };
      
      Sizzle.contains = function( context, elem ) {
            // Set document vars if needed
            if ( ( context.ownerDocument || context ) !== document ) {
                  setDocument( context );
            }
            return contains( context, elem );
      };
      
      Sizzle.attr = function( elem, name ) {
            // Set document vars if needed
            if ( ( elem.ownerDocument || elem ) !== document ) {
                  setDocument( elem );
            }
      
            var fn = Expr.attrHandle[ name.toLowerCase() ],
                  // Don't get fooled by Object.prototype properties (jQuery #13807)
                  val = ( fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
                        fn( elem, name, !documentIsHTML ) :
                        undefined );
      
            return val === undefined ?
                  support.attributes || !documentIsHTML ?
                        elem.getAttribute( name ) :
                        (val = elem.getAttributeNode(name)) && val.specified ?
                              val.value :
                              null :
                  val;
      };
      
      Sizzle.error = function( msg ) {
            throw new Error( "Syntax error, unrecognized expression: " + msg );
      };
      
      /**
       * Document sorting and removing duplicates
       * @param {ArrayLike} results
       */
      Sizzle.uniqueSort = function( results ) {
            var elem,
                  duplicates = [],
                  j = 0,
                  i = 0;
      
            // Unless we *know* we can detect duplicates, assume their presence
            hasDuplicate = !support.detectDuplicates;
            sortInput = !support.sortStable && results.slice( 0 );
            results.sort( sortOrder );
      
            if ( hasDuplicate ) {
                  while ( (elem = results[i++]) ) {
                        if ( elem === results[ i ] ) {
                              j = duplicates.push( i );
                        }
                  }
                  while ( j-- ) {
                        results.splice( duplicates[ j ], 1 );
                  }
            }
      
            return results;
      };
      
      /**
       * Utility function for retrieving the text value of an array of DOM nodes
       * @param {Array|Element} elem
       */
      getText = Sizzle.getText = function( elem ) {
            var node,
                  ret = "",
                  i = 0,
                  nodeType = elem.nodeType;
      
            if ( !nodeType ) {
                  // If no nodeType, this is expected to be an array
                  for ( ; (node = elem[i]); i++ ) {
                        // Do not traverse comment nodes
                        ret += getText( node );
                  }
            } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
                  // Use textContent for elements
                  // innerText usage removed for consistency of new lines (see #11153)
                  if ( typeof elem.textContent === "string" ) {
                        return elem.textContent;
                  } else {
                        // Traverse its children
                        for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
                              ret += getText( elem );
                        }
                  }
            } else if ( nodeType === 3 || nodeType === 4 ) {
                  return elem.nodeValue;
            }
            // Do not include comment or processing instruction nodes
      
            return ret;
      };
      
      Expr = Sizzle.selectors = {
      
            // Can be adjusted by the user
            cacheLength: 50,
      
            createPseudo: markFunction,
      
            match: matchExpr,
      
            attrHandle: {},
      
            find: {},
      
            relative: {
                  ">": { dir: "parentNode", first: true },
                  " ": { dir: "parentNode" },
                  "+": { dir: "previousSibling", first: true },
                  "~": { dir: "previousSibling" }
            },
      
            preFilter: {
                  "ATTR": function( match ) {
                        match[1] = match[1].replace( runescape, funescape );
      
                        // Move the given value to match[3] whether quoted or unquoted
                        match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape );
      
                        if ( match[2] === "~=" ) {
                              match[3] = " " + match[3] + " ";
                        }
      
                        return match.slice( 0, 4 );
                  },
      
                  "CHILD": function( match ) {
                        /* matches from matchExpr["CHILD"]
                              1 type (only|nth|...)
                              2 what (child|of-type)
                              3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
                              4 xn-component of xn+y argument ([+-]?\d*n|)
                              5 sign of xn-component
                              6 x of xn-component
                              7 sign of y-component
                              8 y of y-component
                        */
                        match[1] = match[1].toLowerCase();
      
                        if ( match[1].slice( 0, 3 ) === "nth" ) {
                              // nth-* requires argument
                              if ( !match[3] ) {
                                    Sizzle.error( match[0] );
                              }
      
                              // numeric x and y parameters for Expr.filter.CHILD
                              // remember that false/true cast respectively to 0/1
                              match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
                              match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );
      
                        // other types prohibit arguments
                        } else if ( match[3] ) {
                              Sizzle.error( match[0] );
                        }
      
                        return match;
                  },
      
                  "PSEUDO": function( match ) {
                        var excess,
                              unquoted = !match[5] && match[2];
      
                        if ( matchExpr["CHILD"].test( match[0] ) ) {
                              return null;
                        }
      
                        // Accept quoted arguments as-is
                        if ( match[3] && match[4] !== undefined ) {
                              match[2] = match[4];
      
                        // Strip excess characters from unquoted arguments
                        } else if ( unquoted && rpseudo.test( unquoted ) &&
                              // Get excess from tokenize (recursively)
                              (excess = tokenize( unquoted, true )) &&
                              // advance to the next closing parenthesis
                              (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
      
                              // excess is a negative index
                              match[0] = match[0].slice( 0, excess );
                              match[2] = unquoted.slice( 0, excess );
                        }
      
                        // Return only captures needed by the pseudo filter method (type and argument)
                        return match.slice( 0, 3 );
                  }
            },
      
            filter: {
      
                  "TAG": function( nodeNameSelector ) {
                        var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
                        return nodeNameSelector === "*" ?
                              function() { return true; } :
                              function( elem ) {
                                    return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
                              };
                  },
      
                  "CLASS": function( className ) {
                        var pattern = classCache[ className + " " ];
      
                        return pattern ||
                              (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
                              classCache( className, function( elem ) {
                                    return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" );
                              });
                  },
      
                  "ATTR": function( name, operator, check ) {
                        return function( elem ) {
                              var result = Sizzle.attr( elem, name );
      
                              if ( result == null ) {
                                    return operator === "!=";
                              }
                              if ( !operator ) {
                                    return true;
                              }
      
                              result += "";
      
                              return operator === "=" ? result === check :
                                    operator === "!=" ? result !== check :
                                    operator === "^=" ? check && result.indexOf( check ) === 0 :
                                    operator === "*=" ? check && result.indexOf( check ) > -1 :
                                    operator === "$=" ? check && result.slice( -check.length ) === check :
                                    operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
                                    operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
                                    false;
                        };
                  },
      
                  "CHILD": function( type, what, argument, first, last ) {
                        var simple = type.slice( 0, 3 ) !== "nth",
                              forward = type.slice( -4 ) !== "last",
                              ofType = what === "of-type";
      
                        return first === 1 && last === 0 ?
      
                              // Shortcut for :nth-*(n)
                              function( elem ) {
                                    return !!elem.parentNode;
                              } :
      
                              function( elem, context, xml ) {
                                    var cache, outerCache, node, diff, nodeIndex, start,
                                          dir = simple !== forward ? "nextSibling" : "previousSibling",
                                          parent = elem.parentNode,
                                          name = ofType && elem.nodeName.toLowerCase(),
                                          useCache = !xml && !ofType;
      
                                    if ( parent ) {
      
                                          // :(first|last|only)-(child|of-type)
                                          if ( simple ) {
                                                while ( dir ) {
                                                      node = elem;
                                                      while ( (node = node[ dir ]) ) {
                                                            if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) {
                                                                  return false;
                                                            }
                                                      }
                                                      // Reverse direction for :only-* (if we haven't yet done so)
                                                      start = dir = type === "only" && !start && "nextSibling";
                                                }
                                                return true;
                                          }
      
                                          start = [ forward ? parent.firstChild : parent.lastChild ];
      
                                          // non-xml :nth-child(...) stores cache data on `parent`
                                          if ( forward && useCache ) {
                                                // Seek `elem` from a previously-cached index
                                                outerCache = parent[ expando ] || (parent[ expando ] = {});
                                                cache = outerCache[ type ] || [];
                                                nodeIndex = cache[0] === dirruns && cache[1];
                                                diff = cache[0] === dirruns && cache[2];
                                                node = nodeIndex && parent.childNodes[ nodeIndex ];
      
                                                while ( (node = ++nodeIndex && node && node[ dir ] ||
      
                                                      // Fallback to seeking `elem` from the start
                                                      (diff = nodeIndex = 0) || start.pop()) ) {
      
                                                      // When found, cache indexes on `parent` and break
                                                      if ( node.nodeType === 1 && ++diff && node === elem ) {
                                                            outerCache[ type ] = [ dirruns, nodeIndex, diff ];
                                                            break;
                                                      }
                                                }
      
                                          // Use previously-cached element index if available
                                          } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
                                                diff = cache[1];
      
                                          // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...)
                                          } else {
                                                // Use the same loop as above to seek `elem` from the start
                                                while ( (node = ++nodeIndex && node && node[ dir ] ||
                                                      (diff = nodeIndex = 0) || start.pop()) ) {
      
                                                      if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
                                                            // Cache the index of each encountered element
                                                            if ( useCache ) {
                                                                  (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ];
                                                            }
      
                                                            if ( node === elem ) {
                                                                  break;
                                                            }
                                                      }
                                                }
                                          }
      
                                          // Incorporate the offset, then check against cycle size
                                          diff -= last;
                                          return diff === first || ( diff % first === 0 && diff / first >= 0 );
                                    }
                              };
                  },
      
                  "PSEUDO": function( pseudo, argument ) {
                        // pseudo-class names are case-insensitive
                        // http://www.w3.org/TR/selectors/#pseudo-classes
                        // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
                        // Remember that setFilters inherits from pseudos
                        var args,
                              fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
                                    Sizzle.error( "unsupported pseudo: " + pseudo );
      
                        // The user may use createPseudo to indicate that
                        // arguments are needed to create the filter function
                        // just as Sizzle does
                        if ( fn[ expando ] ) {
                              return fn( argument );
                        }
      
                        // But maintain support for old signatures
                        if ( fn.length > 1 ) {
                              args = [ pseudo, pseudo, "", argument ];
                              return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
                                    markFunction(function( seed, matches ) {
                                          var idx,
                                                matched = fn( seed, argument ),
                                                i = matched.length;
                                          while ( i-- ) {
                                                idx = indexOf.call( seed, matched[i] );
                                                seed[ idx ] = !( matches[ idx ] = matched[i] );
                                          }
                                    }) :
                                    function( elem ) {
                                          return fn( elem, 0, args );
                                    };
                        }
      
                        return fn;
                  }
            },
      
            pseudos: {
                  // Potentially complex pseudos
                  "not": markFunction(function( selector ) {
                        // Trim the selector passed to compile
                        // to avoid treating leading and trailing
                        // spaces as combinators
                        var input = [],
                              results = [],
                              matcher = compile( selector.replace( rtrim, "$1" ) );
      
                        return matcher[ expando ] ?
                              markFunction(function( seed, matches, context, xml ) {
                                    var elem,
                                          unmatched = matcher( seed, null, xml, [] ),
                                          i = seed.length;
      
                                    // Match elements unmatched by `matcher`
                                    while ( i-- ) {
                                          if ( (elem = unmatched[i]) ) {
                                                seed[i] = !(matches[i] = elem);
                                          }
                                    }
                              }) :
                              function( elem, context, xml ) {
                                    input[0] = elem;
                                    matcher( input, null, xml, results );
                                    return !results.pop();
                              };
                  }),
      
                  "has": markFunction(function( selector ) {
                        return function( elem ) {
                              return Sizzle( selector, elem ).length > 0;
                        };
                  }),
      
                  "contains": markFunction(function( text ) {
                        return function( elem ) {
                              return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
                        };
                  }),
      
                  // "Whether an element is represented by a :lang() selector
                  // is based solely on the element's language value
                  // being equal to the identifier C,
                  // or beginning with the identifier C immediately followed by "-".
                  // The matching of C against the element's language value is performed case-insensitively.
                  // The identifier C does not have to be a valid language name."
                  // http://www.w3.org/TR/selectors/#lang-pseudo
                  "lang": markFunction( function( lang ) {
                        // lang value must be a valid identifier
                        if ( !ridentifier.test(lang || "") ) {
                              Sizzle.error( "unsupported lang: " + lang );
                        }
                        lang = lang.replace( runescape, funescape ).toLowerCase();
                        return function( elem ) {
                              var elemLang;
                              do {
                                    if ( (elemLang = documentIsHTML ?
                                          elem.lang :
                                          elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {
      
                                          elemLang = elemLang.toLowerCase();
                                          return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
                                    }
                              } while ( (elem = elem.parentNode) && elem.nodeType === 1 );
                              return false;
                        };
                  }),
      
                  // Miscellaneous
                  "target": function( elem ) {
                        var hash = window.location && window.location.hash;
                        return hash && hash.slice( 1 ) === elem.id;
                  },
      
                  "root": function( elem ) {
                        return elem === docElem;
                  },
      
                  "focus": function( elem ) {
                        return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
                  },
      
                  // Boolean properties
                  "enabled": function( elem ) {
                        return elem.disabled === false;
                  },
      
                  "disabled": function( elem ) {
                        return elem.disabled === true;
                  },
      
                  "checked": function( elem ) {
                        // In CSS3, :checked should return both checked and selected elements
                        // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                        var nodeName = elem.nodeName.toLowerCase();
                        return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
                  },
      
                  "selected": function( elem ) {
                        // Accessing this property makes selected-by-default
                        // options in Safari work properly
                        if ( elem.parentNode ) {
                              elem.parentNode.selectedIndex;
                        }
      
                        return elem.selected === true;
                  },
      
                  // Contents
                  "empty": function( elem ) {
                        // http://www.w3.org/TR/selectors/#empty-pseudo
                        // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),
                        //   not comment, processing instructions, or others
                        // Thanks to Diego Perini for the nodeName shortcut
                        //   Greater than "@" means alpha characters (specifically not starting with "#" or "?")
                        for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
                              if ( elem.nodeName > "@" || elem.nodeType === 3 || elem.nodeType === 4 ) {
                                    return false;
                              }
                        }
                        return true;
                  },
      
                  "parent": function( elem ) {
                        return !Expr.pseudos["empty"]( elem );
                  },
      
                  // Element/input types
                  "header": function( elem ) {
                        return rheader.test( elem.nodeName );
                  },
      
                  "input": function( elem ) {
                        return rinputs.test( elem.nodeName );
                  },
      
                  "button": function( elem ) {
                        var name = elem.nodeName.toLowerCase();
                        return name === "input" && elem.type === "button" || name === "button";
                  },
      
                  "text": function( elem ) {
                        var attr;
                        // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)
                        // use getAttribute instead to test this case
                        return elem.nodeName.toLowerCase() === "input" &&
                              elem.type === "text" &&
                              ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === elem.type );
                  },
      
                  // Position-in-collection
                  "first": createPositionalPseudo(function() {
                        return [ 0 ];
                  }),
      
                  "last": createPositionalPseudo(function( matchIndexes, length ) {
                        return [ length - 1 ];
                  }),
      
                  "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
                        return [ argument < 0 ? argument + length : argument ];
                  }),
      
                  "even": createPositionalPseudo(function( matchIndexes, length ) {
                        var i = 0;
                        for ( ; i < length; i += 2 ) {
                              matchIndexes.push( i );
                        }
                        return matchIndexes;
                  }),
      
                  "odd": createPositionalPseudo(function( matchIndexes, length ) {
                        var i = 1;
                        for ( ; i < length; i += 2 ) {
                              matchIndexes.push( i );
                        }
                        return matchIndexes;
                  }),
      
                  "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
                        var i = argument < 0 ? argument + length : argument;
                        for ( ; --i >= 0; ) {
                              matchIndexes.push( i );
                        }
                        return matchIndexes;
                  }),
      
                  "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
                        var i = argument < 0 ? argument + length : argument;
                        for ( ; ++i < length; ) {
                              matchIndexes.push( i );
                        }
                        return matchIndexes;
                  })
            }
      };
      
      // Add button/input type pseudos
      for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
            Expr.pseudos[ i ] = createInputPseudo( i );
      }
      for ( i in { submit: true, reset: true } ) {
            Expr.pseudos[ i ] = createButtonPseudo( i );
      }
      
      function tokenize( selector, parseOnly ) {
            var matched, match, tokens, type,
                  soFar, groups, preFilters,
                  cached = tokenCache[ selector + " " ];
      
            if ( cached ) {
                  return parseOnly ? 0 : cached.slice( 0 );
            }
      
            soFar = selector;
            groups = [];
            preFilters = Expr.preFilter;
      
            while ( soFar ) {
      
                  // Comma and first run
                  if ( !matched || (match = rcomma.exec( soFar )) ) {
                        if ( match ) {
                              // Don't consume trailing commas as valid
                              soFar = soFar.slice( match[0].length ) || soFar;
                        }
                        groups.push( tokens = [] );
                  }
      
                  matched = false;
      
                  // Combinators
                  if ( (match = rcombinators.exec( soFar )) ) {
                        matched = match.shift();
                        tokens.push({
                              value: matched,
                              // Cast descendant combinators to space
                              type: match[0].replace( rtrim, " " )
                        });
                        soFar = soFar.slice( matched.length );
                  }
      
                  // Filters
                  for ( type in Expr.filter ) {
                        if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
                              (match = preFilters[ type ]( match ))) ) {
                              matched = match.shift();
                              tokens.push({
                                    value: matched,
                                    type: type,
                                    matches: match
                              });
                              soFar = soFar.slice( matched.length );
                        }
                  }
      
                  if ( !matched ) {
                        break;
                  }
            }
      
            // Return the length of the invalid excess
            // if we're just parsing
            // Otherwise, throw an error or return tokens
            return parseOnly ?
                  soFar.length :
                  soFar ?
                        Sizzle.error( selector ) :
                        // Cache the tokens
                        tokenCache( selector, groups ).slice( 0 );
      }
      
      function toSelector( tokens ) {
            var i = 0,
                  len = tokens.length,
                  selector = "";
            for ( ; i < len; i++ ) {
                  selector += tokens[i].value;
            }
            return selector;
      }
      
      function addCombinator( matcher, combinator, base ) {
            var dir = combinator.dir,
                  checkNonElements = base && dir === "parentNode",
                  doneName = done++;
      
            return combinator.first ?
                  // Check against closest ancestor/preceding element
                  function( elem, context, xml ) {
                        while ( (elem = elem[ dir ]) ) {
                              if ( elem.nodeType === 1 || checkNonElements ) {
                                    return matcher( elem, context, xml );
                              }
                        }
                  } :
      
                  // Check against all ancestor/preceding elements
                  function( elem, context, xml ) {
                        var data, cache, outerCache,
                              dirkey = dirruns + " " + doneName;
      
                        // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching
                        if ( xml ) {
                              while ( (elem = elem[ dir ]) ) {
                                    if ( elem.nodeType === 1 || checkNonElements ) {
                                          if ( matcher( elem, context, xml ) ) {
                                                return true;
                                          }
                                    }
                              }
                        } else {
                              while ( (elem = elem[ dir ]) ) {
                                    if ( elem.nodeType === 1 || checkNonElements ) {
                                          outerCache = elem[ expando ] || (elem[ expando ] = {});
                                          if ( (cache = outerCache[ dir ]) && cache[0] === dirkey ) {
                                                if ( (data = cache[1]) === true || data === cachedruns ) {
                                                      return data === true;
                                                }
                                          } else {
                                                cache = outerCache[ dir ] = [ dirkey ];
                                                cache[1] = matcher( elem, context, xml ) || cachedruns;
                                                if ( cache[1] === true ) {
                                                      return true;
                                                }
                                          }
                                    }
                              }
                        }
                  };
      }
      
      function elementMatcher( matchers ) {
            return matchers.length > 1 ?
                  function( elem, context, xml ) {
                        var i = matchers.length;
                        while ( i-- ) {
                              if ( !matchers[i]( elem, context, xml ) ) {
                                    return false;
                              }
                        }
                        return true;
                  } :
                  matchers[0];
      }
      
      function condense( unmatched, map, filter, context, xml ) {
            var elem,
                  newUnmatched = [],
                  i = 0,
                  len = unmatched.length,
                  mapped = map != null;
      
            for ( ; i < len; i++ ) {
                  if ( (elem = unmatched[i]) ) {
                        if ( !filter || filter( elem, context, xml ) ) {
                              newUnmatched.push( elem );
                              if ( mapped ) {
                                    map.push( i );
                              }
                        }
                  }
            }
      
            return newUnmatched;
      }
      
      function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
            if ( postFilter && !postFilter[ expando ] ) {
                  postFilter = setMatcher( postFilter );
            }
            if ( postFinder && !postFinder[ expando ] ) {
                  postFinder = setMatcher( postFinder, postSelector );
            }
            return markFunction(function( seed, results, context, xml ) {
                  var temp, i, elem,
                        preMap = [],
                        postMap = [],
                        preexisting = results.length,
      
                        // Get initial elements from seed or context
                        elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
      
                        // Prefilter to get matcher input, preserving a map for seed-results synchronization
                        matcherIn = preFilter && ( seed || !selector ) ?
                              condense( elems, preMap, preFilter, context, xml ) :
                              elems,
      
                        matcherOut = matcher ?
                              // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
                              postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
      
                                    // ...intermediate processing is necessary
                                    [] :
      
                                    // ...otherwise use results directly
                                    results :
                              matcherIn;
      
                  // Find primary matches
                  if ( matcher ) {
                        matcher( matcherIn, matcherOut, context, xml );
                  }
      
                  // Apply postFilter
                  if ( postFilter ) {
                        temp = condense( matcherOut, postMap );
                        postFilter( temp, [], context, xml );
      
                        // Un-match failing elements by moving them back to matcherIn
                        i = temp.length;
                        while ( i-- ) {
                              if ( (elem = temp[i]) ) {
                                    matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
                              }
                        }
                  }
      
                  if ( seed ) {
                        if ( postFinder || preFilter ) {
                              if ( postFinder ) {
                                    // Get the final matcherOut by condensing this intermediate into postFinder contexts
                                    temp = [];
                                    i = matcherOut.length;
                                    while ( i-- ) {
                                          if ( (elem = matcherOut[i]) ) {
                                                // Restore matcherIn since elem is not yet a final match
                                                temp.push( (matcherIn[i] = elem) );
                                          }
                                    }
                                    postFinder( null, (matcherOut = []), temp, xml );
                              }
      
                              // Move matched elements from seed to results to keep them synchronized
                              i = matcherOut.length;
                              while ( i-- ) {
                                    if ( (elem = matcherOut[i]) &&
                                          (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) {
      
                                          seed[temp] = !(results[temp] = elem);
                                    }
                              }
                        }
      
                  // Add elements to results, through postFinder if defined
                  } else {
                        matcherOut = condense(
                              matcherOut === results ?
                                    matcherOut.splice( preexisting, matcherOut.length ) :
                                    matcherOut
                        );
                        if ( postFinder ) {
                              postFinder( null, results, matcherOut, xml );
                        } else {
                              push.apply( results, matcherOut );
                        }
                  }
            });
      }
      
      function matcherFromTokens( tokens ) {
            var checkContext, matcher, j,
                  len = tokens.length,
                  leadingRelative = Expr.relative[ tokens[0].type ],
                  implicitRelative = leadingRelative || Expr.relative[" "],
                  i = leadingRelative ? 1 : 0,
      
                  // The foundational matcher ensures that elements are reachable from top-level context(s)
                  matchContext = addCombinator( function( elem ) {
                        return elem === checkContext;
                  }, implicitRelative, true ),
                  matchAnyContext = addCombinator( function( elem ) {
                        return indexOf.call( checkContext, elem ) > -1;
                  }, implicitRelative, true ),
                  matchers = [ function( elem, context, xml ) {
                        return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
                              (checkContext = context).nodeType ?
                                    matchContext( elem, context, xml ) :
                                    matchAnyContext( elem, context, xml ) );
                  } ];
      
            for ( ; i < len; i++ ) {
                  if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
                        matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
                  } else {
                        matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
      
                        // Return special upon seeing a positional matcher
                        if ( matcher[ expando ] ) {
                              // Find the next relative operator (if any) for proper handling
                              j = ++i;
                              for ( ; j < len; j++ ) {
                                    if ( Expr.relative[ tokens[j].type ] ) {
                                          break;
                                    }
                              }
                              return setMatcher(
                                    i > 1 && elementMatcher( matchers ),
                                    i > 1 && toSelector(
                                          // If the preceding token was a descendant combinator, insert an implicit any-element `*`
                                          tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
                                    ).replace( rtrim, "$1" ),
                                    matcher,
                                    i < j && matcherFromTokens( tokens.slice( i, j ) ),
                                    j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
                                    j < len && toSelector( tokens )
                              );
                        }
                        matchers.push( matcher );
                  }
            }
      
            return elementMatcher( matchers );
      }
      
      function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
            // A counter to specify which element is currently being matched
            var matcherCachedRuns = 0,
                  bySet = setMatchers.length > 0,
                  byElement = elementMatchers.length > 0,
                  superMatcher = function( seed, context, xml, results, expandContext ) {
                        var elem, j, matcher,
                              setMatched = [],
                              matchedCount = 0,
                              i = "0",
                              unmatched = seed && [],
                              outermost = expandContext != null,
                              contextBackup = outermostContext,
                              // We must always have either seed elements or context
                              elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ),
                              // Use integer dirruns iff this is the outermost matcher
                              dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1);
      
                        if ( outermost ) {
                              outermostContext = context !== document && context;
                              cachedruns = matcherCachedRuns;
                        }
      
                        // Add elements passing elementMatchers directly to results
                        // Keep `i` a string if there are no elements so `matchedCount` will be "00" below
                        for ( ; (elem = elems[i]) != null; i++ ) {
                              if ( byElement && elem ) {
                                    j = 0;
                                    while ( (matcher = elementMatchers[j++]) ) {
                                          if ( matcher( elem, context, xml ) ) {
                                                results.push( elem );
                                                break;
                                          }
                                    }
                                    if ( outermost ) {
                                          dirruns = dirrunsUnique;
                                          cachedruns = ++matcherCachedRuns;
                                    }
                              }
      
                              // Track unmatched elements for set filters
                              if ( bySet ) {
                                    // They will have gone through all possible matchers
                                    if ( (elem = !matcher && elem) ) {
                                          matchedCount--;
                                    }
      
                                    // Lengthen the array for every element, matched or not
                                    if ( seed ) {
                                          unmatched.push( elem );
                                    }
                              }
                        }
      
                        // Apply set filters to unmatched elements
                        matchedCount += i;
                        if ( bySet && i !== matchedCount ) {
                              j = 0;
                              while ( (matcher = setMatchers[j++]) ) {
                                    matcher( unmatched, setMatched, context, xml );
                              }
      
                              if ( seed ) {
                                    // Reintegrate element matches to eliminate the need for sorting
                                    if ( matchedCount > 0 ) {
                                          while ( i-- ) {
                                                if ( !(unmatched[i] || setMatched[i]) ) {
                                                      setMatched[i] = pop.call( results );
                                                }
                                          }
                                    }
      
                                    // Discard index placeholder values to get only actual matches
                                    setMatched = condense( setMatched );
                              }
      
                              // Add matches to results
                              push.apply( results, setMatched );
      
                              // Seedless set matches succeeding multiple successful matchers stipulate sorting
                              if ( outermost && !seed && setMatched.length > 0 &&
                                    ( matchedCount + setMatchers.length ) > 1 ) {
      
                                    Sizzle.uniqueSort( results );
                              }
                        }
      
                        // Override manipulation of globals by nested matchers
                        if ( outermost ) {
                              dirruns = dirrunsUnique;
                              outermostContext = contextBackup;
                        }
      
                        return unmatched;
                  };
      
            return bySet ?
                  markFunction( superMatcher ) :
                  superMatcher;
      }
      
      compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) {
            var i,
                  setMatchers = [],
                  elementMatchers = [],
                  cached = compilerCache[ selector + " " ];
      
            if ( !cached ) {
                  // Generate a function of recursive functions that can be used to check each element
                  if ( !group ) {
                        group = tokenize( selector );
                  }
                  i = group.length;
                  while ( i-- ) {
                        cached = matcherFromTokens( group[i] );
                        if ( cached[ expando ] ) {
                              setMatchers.push( cached );
                        } else {
                              elementMatchers.push( cached );
                        }
                  }
      
                  // Cache the compiled function
                  cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
            }
            return cached;
      };
      
      function multipleContexts( selector, contexts, results ) {
            var i = 0,
                  len = contexts.length;
            for ( ; i < len; i++ ) {
                  Sizzle( selector, contexts[i], results );
            }
            return results;
      }
      
      function select( selector, context, results, seed ) {
            var i, tokens, token, type, find,
                  match = tokenize( selector );
      
            if ( !seed ) {
                  // Try to minimize operations if there is only one group
                  if ( match.length === 1 ) {
      
                        // Take a shortcut and set the context if the root selector is an ID
                        tokens = match[0] = match[0].slice( 0 );
                        if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
                                    support.getById && context.nodeType === 9 && documentIsHTML &&
                                    Expr.relative[ tokens[1].type ] ) {
      
                              context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
                              if ( !context ) {
                                    return results;
                              }
                              selector = selector.slice( tokens.shift().value.length );
                        }
      
                        // Fetch a seed set for right-to-left matching
                        i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
                        while ( i-- ) {
                              token = tokens[i];
      
                              // Abort if we hit a combinator
                              if ( Expr.relative[ (type = token.type) ] ) {
                                    break;
                              }
                              if ( (find = Expr.find[ type ]) ) {
                                    // Search, expanding context for leading sibling combinators
                                    if ( (seed = find(
                                          token.matches[0].replace( runescape, funescape ),
                                          rsibling.test( tokens[0].type ) && context.parentNode || context
                                    )) ) {
      
                                          // If seed is empty or no tokens remain, we can return early
                                          tokens.splice( i, 1 );
                                          selector = seed.length && toSelector( tokens );
                                          if ( !selector ) {
                                                push.apply( results, seed );
                                                return results;
                                          }
      
                                          break;
                                    }
                              }
                        }
                  }
            }
      
            // Compile and execute a filtering function
            // Provide `match` to avoid retokenization if we modified the selector above
            compile( selector, match )(
                  seed,
                  context,
                  !documentIsHTML,
                  results,
                  rsibling.test( selector )
            );
            return results;
      }
      
      // Deprecated
      Expr.pseudos["nth"] = Expr.pseudos["eq"];
      
      // Easy API for creating new setFilters
      function setFilters() {}
      setFilters.prototype = Expr.filters = Expr.pseudos;
      Expr.setFilters = new setFilters();
      
      // One-time assignments
      
      // Sort stability
      support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
      
      // Initialize against the default document
      setDocument();
      
      // Support: Chrome<<14
      // Always assume duplicates if they aren't passed to the comparison function
      [0, 0].sort( sortOrder );
      support.detectDuplicates = hasDuplicate;
      
      jQuery.find = Sizzle;
      jQuery.expr = Sizzle.selectors;
      jQuery.expr[":"] = jQuery.expr.pseudos;
      jQuery.unique = Sizzle.uniqueSort;
      jQuery.text = Sizzle.getText;
      jQuery.isXMLDoc = Sizzle.isXML;
      jQuery.contains = Sizzle.contains;
      
      
      })( window );
      // String to Object options format cache
      var optionsCache = {};
      
      // Convert String-formatted options into Object-formatted ones and store in cache
      function createOptions( options ) {
            var object = optionsCache[ options ] = {};
            jQuery.each( options.match( core_rnotwhite ) || [], function( _, flag ) {
                  object[ flag ] = true;
            });
            return object;
      }
      
      /*
       * Create a callback list using the following parameters:
       *
       *	options: an optional list of space-separated options that will change how
       *			the callback list behaves or a more traditional option object
       *
       * By default a callback list will act like an event callback list and can be
       * "fired" multiple times.
       *
       * Possible options:
       *
       *	once:			will ensure the callback list can only be fired once (like a Deferred)
       *
       *	memory:			will keep track of previous values and will call any callback added
       *					after the list has been fired right away with the latest "memorized"
       *					values (like a Deferred)
       *
       *	unique:			will ensure a callback can only be added once (no duplicate in the list)
       *
       *	stopOnFalse:	interrupt callings when a callback returns false
       *
       */
      jQuery.Callbacks = function( options ) {
      
            // Convert options from String-formatted to Object-formatted if needed
            // (we check in cache first)
            options = typeof options === "string" ?
                  ( optionsCache[ options ] || createOptions( options ) ) :
                  jQuery.extend( {}, options );
      
            var // Flag to know if list is currently firing
                  firing,
                  // Last fire value (for non-forgettable lists)
                  memory,
                  // Flag to know if list was already fired
                  fired,
                  // End of the loop when firing
                  firingLength,
                  // Index of currently firing callback (modified by remove if needed)
                  firingIndex,
                  // First callback to fire (used internally by add and fireWith)
                  firingStart,
                  // Actual callback list
                  list = [],
                  // Stack of fire calls for repeatable lists
                  stack = !options.once && [],
                  // Fire callbacks
                  fire = function( data ) {
                        memory = options.memory && data;
                        fired = true;
                        firingIndex = firingStart || 0;
                        firingStart = 0;
                        firingLength = list.length;
                        firing = true;
                        for ( ; list && firingIndex < firingLength; firingIndex++ ) {
                              if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
                                    memory = false; // To prevent further calls using add
                                    break;
                              }
                        }
                        firing = false;
                        if ( list ) {
                              if ( stack ) {
                                    if ( stack.length ) {
                                          fire( stack.shift() );
                                    }
                              } else if ( memory ) {
                                    list = [];
                              } else {
                                    self.disable();
                              }
                        }
                  },
                  // Actual Callbacks object
                  self = {
                        // Add a callback or a collection of callbacks to the list
                        add: function() {
                              if ( list ) {
                                    // First, we save the current length
                                    var start = list.length;
                                    (function add( args ) {
                                          jQuery.each( args, function( _, arg ) {
                                                var type = jQuery.type( arg );
                                                if ( type === "function" ) {
                                                      if ( !options.unique || !self.has( arg ) ) {
                                                            list.push( arg );
                                                      }
                                                } else if ( arg && arg.length && type !== "string" ) {
                                                      // Inspect recursively
                                                      add( arg );
                                                }
                                          });
                                    })( arguments );
                                    // Do we need to add the callbacks to the
                                    // current firing batch?
                                    if ( firing ) {
                                          firingLength = list.length;
                                    // With memory, if we're not firing then
                                    // we should call right away
                                    } else if ( memory ) {
                                          firingStart = start;
                                          fire( memory );
                                    }
                              }
                              return this;
                        },
                        // Remove a callback from the list
                        remove: function() {
                              if ( list ) {
                                    jQuery.each( arguments, function( _, arg ) {
                                          var index;
                                          while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
                                                list.splice( index, 1 );
                                                // Handle firing indexes
                                                if ( firing ) {
                                                      if ( index <= firingLength ) {
                                                            firingLength--;
                                                      }
                                                      if ( index <= firingIndex ) {
                                                            firingIndex--;
                                                      }
                                                }
                                          }
                                    });
                              }
                              return this;
                        },
                        // Check if a given callback is in the list.
                        // If no argument is given, return whether or not list has callbacks attached.
                        has: function( fn ) {
                              return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length );
                        },
                        // Remove all callbacks from the list
                        empty: function() {
                              list = [];
                              firingLength = 0;
                              return this;
                        },
                        // Have the list do nothing anymore
                        disable: function() {
                              list = stack = memory = undefined;
                              return this;
                        },
                        // Is it disabled?
                        disabled: function() {
                              return !list;
                        },
                        // Lock the list in its current state
                        lock: function() {
                              stack = undefined;
                              if ( !memory ) {
                                    self.disable();
                              }
                              return this;
                        },
                        // Is it locked?
                        locked: function() {
                              return !stack;
                        },
                        // Call all callbacks with the given context and arguments
                        fireWith: function( context, args ) {
                              args = args || [];
                              args = [ context, args.slice ? args.slice() : args ];
                              if ( list && ( !fired || stack ) ) {
                                    if ( firing ) {
                                          stack.push( args );
                                    } else {
                                          fire( args );
                                    }
                              }
                              return this;
                        },
                        // Call all the callbacks with the given arguments
                        fire: function() {
                              self.fireWith( this, arguments );
                              return this;
                        },
                        // To know if the callbacks have already been called at least once
                        fired: function() {
                              return !!fired;
                        }
                  };
      
            return self;
      };
      jQuery.extend({
      
            Deferred: function( func ) {
                  var tuples = [
                              // action, add listener, listener list, final state
                              [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
                              [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
                              [ "notify", "progress", jQuery.Callbacks("memory") ]
                        ],
                        state = "pending",
                        promise = {
                              state: function() {
                                    return state;
                              },
                              always: function() {
                                    deferred.done( arguments ).fail( arguments );
                                    return this;
                              },
                              then: function( /* fnDone, fnFail, fnProgress */ ) {
                                    var fns = arguments;
                                    return jQuery.Deferred(function( newDefer ) {
                                          jQuery.each( tuples, function( i, tuple ) {
                                                var action = tuple[ 0 ],
                                                      fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
                                                // deferred[ done | fail | progress ] for forwarding actions to newDefer
                                                deferred[ tuple[1] ](function() {
                                                      var returned = fn && fn.apply( this, arguments );
                                                      if ( returned && jQuery.isFunction( returned.promise ) ) {
                                                            returned.promise()
                                                                  .done( newDefer.resolve )
                                                                  .fail( newDefer.reject )
                                                                  .progress( newDefer.notify );
                                                      } else {
                                                            newDefer[ action + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments );
                                                      }
                                                });
                                          });
                                          fns = null;
                                    }).promise();
                              },
                              // Get a promise for this deferred
                              // If obj is provided, the promise aspect is added to the object
                              promise: function( obj ) {
                                    return obj != null ? jQuery.extend( obj, promise ) : promise;
                              }
                        },
                        deferred = {};
      
                  // Keep pipe for back-compat
                  promise.pipe = promise.then;
      
                  // Add list-specific methods
                  jQuery.each( tuples, function( i, tuple ) {
                        var list = tuple[ 2 ],
                              stateString = tuple[ 3 ];
      
                        // promise[ done | fail | progress ] = list.add
                        promise[ tuple[1] ] = list.add;
      
                        // Handle state
                        if ( stateString ) {
                              list.add(function() {
                                    // state = [ resolved | rejected ]
                                    state = stateString;
      
                              // [ reject_list | resolve_list ].disable; progress_list.lock
                              }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
                        }
      
                        // deferred[ resolve | reject | notify ]
                        deferred[ tuple[0] ] = function() {
                              deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments );
                              return this;
                        };
                        deferred[ tuple[0] + "With" ] = list.fireWith;
                  });
      
                  // Make the deferred a promise
                  promise.promise( deferred );
      
                  // Call given func if any
                  if ( func ) {
                        func.call( deferred, deferred );
                  }
      
                  // All done!
                  return deferred;
            },
      
            // Deferred helper
            when: function( subordinate /* , ..., subordinateN */ ) {
                  var i = 0,
                        resolveValues = core_slice.call( arguments ),
                        length = resolveValues.length,
      
                        // the count of uncompleted subordinates
                        remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,
      
                        // the master Deferred. If resolveValues consist of only a single Deferred, just use that.
                        deferred = remaining === 1 ? subordinate : jQuery.Deferred(),
      
                        // Update function for both resolve and progress values
                        updateFunc = function( i, contexts, values ) {
                              return function( value ) {
                                    contexts[ i ] = this;
                                    values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value;
                                    if( values === progressValues ) {
                                          deferred.notifyWith( contexts, values );
                                    } else if ( !( --remaining ) ) {
                                          deferred.resolveWith( contexts, values );
                                    }
                              };
                        },
      
                        progressValues, progressContexts, resolveContexts;
      
                  // add listeners to Deferred subordinates; treat others as resolved
                  if ( length > 1 ) {
                        progressValues = new Array( length );
                        progressContexts = new Array( length );
                        resolveContexts = new Array( length );
                        for ( ; i < length; i++ ) {
                              if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
                                    resolveValues[ i ].promise()
                                          .done( updateFunc( i, resolveContexts, resolveValues ) )
                                          .fail( deferred.reject )
                                          .progress( updateFunc( i, progressContexts, progressValues ) );
                              } else {
                                    --remaining;
                              }
                        }
                  }
      
                  // if we're not waiting on anything, resolve the master
                  if ( !remaining ) {
                        deferred.resolveWith( resolveContexts, resolveValues );
                  }
      
                  return deferred.promise();
            }
      });
      jQuery.support = (function( support ) {
      
            var all, a, input, select, fragment, opt, eventName, isSupported, i,
                  div = document.createElement("div");
      
            // Setup
            div.setAttribute( "className", "t" );
            div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
      
            // Finish early in limited (non-browser) environments
            all = div.getElementsByTagName("*") || [];
            a = div.getElementsByTagName("a")[ 0 ];
            if ( !a || !a.style || !all.length ) {
                  return support;
            }
      
            // First batch of tests
            select = document.createElement("select");
            opt = select.appendChild( document.createElement("option") );
            input = div.getElementsByTagName("input")[ 0 ];
      
            a.style.cssText = "top:1px;float:left;opacity:.5";
      
            // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
            support.getSetAttribute = div.className !== "t";
      
            // IE strips leading whitespace when .innerHTML is used
            support.leadingWhitespace = div.firstChild.nodeType === 3;
      
            // Make sure that tbody elements aren't automatically inserted
            // IE will insert them into empty tables
            support.tbody = !div.getElementsByTagName("tbody").length;
      
            // Make sure that link elements get serialized correctly by innerHTML
            // This requires a wrapper element in IE
            support.htmlSerialize = !!div.getElementsByTagName("link").length;
      
            // Get the style information from getAttribute
            // (IE uses .cssText instead)
            support.style = /top/.test( a.getAttribute("style") );
      
            // Make sure that URLs aren't manipulated
            // (IE normalizes it by default)
            support.hrefNormalized = a.getAttribute("href") === "/a";
      
            // Make sure that element opacity exists
            // (IE uses filter instead)
            // Use a regex to work around a WebKit issue. See #5145
            support.opacity = /^0.5/.test( a.style.opacity );
      
            // Verify style float existence
            // (IE uses styleFloat instead of cssFloat)
            support.cssFloat = !!a.style.cssFloat;
      
            // Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)
            support.checkOn = !!input.value;
      
            // Make sure that a selected-by-default option has a working selected property.
            // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
            support.optSelected = opt.selected;
      
            // Tests for enctype support on a form (#6743)
            support.enctype = !!document.createElement("form").enctype;
      
            // Makes sure cloning an html5 element does not cause problems
            // Where outerHTML is undefined, this still works
            support.html5Clone = document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>";
      
            // Will be defined later
            support.inlineBlockNeedsLayout = false;
            support.shrinkWrapBlocks = false;
            support.pixelPosition = false;
            support.deleteExpando = true;
            support.noCloneEvent = true;
            support.reliableMarginRight = true;
            support.boxSizingReliable = true;
      
            // Make sure checked status is properly cloned
            input.checked = true;
            support.noCloneChecked = input.cloneNode( true ).checked;
      
            // Make sure that the options inside disabled selects aren't marked as disabled
            // (WebKit marks them as disabled)
            select.disabled = true;
            support.optDisabled = !opt.disabled;
      
            // Support: IE<9
            try {
                  delete div.test;
            } catch( e ) {
                  support.deleteExpando = false;
            }
      
            // Check if we can trust getAttribute("value")
            input = document.createElement("input");
            input.setAttribute( "value", "" );
            support.input = input.getAttribute( "value" ) === "";
      
            // Check if an input maintains its value after becoming a radio
            input.value = "t";
            input.setAttribute( "type", "radio" );
            support.radioValue = input.value === "t";
      
            // #11217 - WebKit loses check when the name is after the checked attribute
            input.setAttribute( "checked", "t" );
            input.setAttribute( "name", "t" );
      
            fragment = document.createDocumentFragment();
            fragment.appendChild( input );
      
            // Check if a disconnected checkbox will retain its checked
            // value of true after appended to the DOM (IE6/7)
            support.appendChecked = input.checked;
      
            // WebKit doesn't clone checked state correctly in fragments
            support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;
      
            // Support: IE<9
            // Opera does not clone events (and typeof div.attachEvent === undefined).
            // IE9-10 clones events bound via attachEvent, but they don't trigger with .click()
            if ( div.attachEvent ) {
                  div.attachEvent( "onclick", function() {
                        support.noCloneEvent = false;
                  });
      
                  div.cloneNode( true ).click();
            }
      
            // Support: IE<9 (lack submit/change bubble), Firefox 17+ (lack focusin event)
            // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
            for ( i in { submit: true, change: true, focusin: true }) {
                  div.setAttribute( eventName = "on" + i, "t" );
      
                  support[ i + "Bubbles" ] = eventName in window || div.attributes[ eventName ].expando === false;
            }
      
            div.style.backgroundClip = "content-box";
            div.cloneNode( true ).style.backgroundClip = "";
            support.clearCloneStyle = div.style.backgroundClip === "content-box";
      
            // Support: IE<9
            // Iteration over object's inherited properties before its own.
            for ( i in jQuery( support ) ) {
                  break;
            }
            support.ownLast = i !== "0";
      
            // Run tests that need a body at doc ready
            jQuery(function() {
                  var container, marginDiv, tds,
                        divReset = "padding:0;margin:0;border:0;display:block;box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;",
                        body = document.getElementsByTagName("body")[0];
      
                  if ( !body ) {
                        // Return for frameset docs that don't have a body
                        return;
                  }
      
                  container = document.createElement("div");
                  container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px";
      
                  body.appendChild( container ).appendChild( div );
      
                  // Support: IE8
                  // Check if table cells still have offsetWidth/Height when they are set
                  // to display:none and there are still other visible table cells in a
                  // table row; if so, offsetWidth/Height are not reliable for use when
                  // determining if an element has been hidden directly using
                  // display:none (it is still safe to use offsets if a parent element is
                  // hidden; don safety goggles and see bug #4512 for more information).
                  div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
                  tds = div.getElementsByTagName("td");
                  tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none";
                  isSupported = ( tds[ 0 ].offsetHeight === 0 );
      
                  tds[ 0 ].style.display = "";
                  tds[ 1 ].style.display = "none";
      
                  // Support: IE8
                  // Check if empty table cells still have offsetWidth/Height
                  support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );
      
                  // Check box-sizing and margin behavior.
                  div.innerHTML = "";
                  div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;";
      
                  // Workaround failing boxSizing test due to offsetWidth returning wrong value
                  // with some non-1 values of body zoom, ticket #13543
                  jQuery.swap( body, body.style.zoom != null ? { zoom: 1 } : {}, function() {
                        support.boxSizing = div.offsetWidth === 4;
                  });
      
                  // Use window.getComputedStyle because jsdom on node.js will break without it.
                  if ( window.getComputedStyle ) {
                        support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
                        support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
      
                        // Check if div with explicit width and no margin-right incorrectly
                        // gets computed margin-right based on width of container. (#3333)
                        // Fails in WebKit before Feb 2011 nightlies
                        // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
                        marginDiv = div.appendChild( document.createElement("div") );
                        marginDiv.style.cssText = div.style.cssText = divReset;
                        marginDiv.style.marginRight = marginDiv.style.width = "0";
                        div.style.width = "1px";
      
                        support.reliableMarginRight =
                              !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
                  }
      
                  if ( typeof div.style.zoom !== core_strundefined ) {
                        // Support: IE<8
                        // Check if natively block-level elements act like inline-block
                        // elements when setting their display to 'inline' and giving
                        // them layout
                        div.innerHTML = "";
                        div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1";
                        support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );
      
                        // Support: IE6
                        // Check if elements with layout shrink-wrap their children
                        div.style.display = "block";
                        div.innerHTML = "<div></div>";
                        div.firstChild.style.width = "5px";
                        support.shrinkWrapBlocks = ( div.offsetWidth !== 3 );
      
                        if ( support.inlineBlockNeedsLayout ) {
                              // Prevent IE 6 from affecting layout for positioned elements #11048
                              // Prevent IE from shrinking the body in IE 7 mode #12869
                              // Support: IE<8
                              body.style.zoom = 1;
                        }
                  }
      
                  body.removeChild( container );
      
                  // Null elements to avoid leaks in IE
                  container = div = tds = marginDiv = null;
            });
      
            // Null elements to avoid leaks in IE
            all = select = fragment = opt = a = input = null;
      
            return support;
      })({});
      
      var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
            rmultiDash = /([A-Z])/g;
      
      function internalData( elem, name, data, pvt /* Internal Use Only */ ){
            if ( !jQuery.acceptData( elem ) ) {
                  return;
            }
      
            var ret, thisCache,
                  internalKey = jQuery.expando,
      
                  // We have to handle DOM nodes and JS objects differently because IE6-7
                  // can't GC object references properly across the DOM-JS boundary
                  isNode = elem.nodeType,
      
                  // Only DOM nodes need the global jQuery cache; JS object data is
                  // attached directly to the object so GC can occur automatically
                  cache = isNode ? jQuery.cache : elem,
      
                  // Only defining an ID for JS objects if its cache already exists allows
                  // the code to shortcut on the same path as a DOM node with no cache
                  id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;
      
            // Avoid doing any more work than we need to when trying to get data on an
            // object that has no data at all
            if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && data === undefined && typeof name === "string" ) {
                  return;
            }
      
            if ( !id ) {
                  // Only DOM nodes need a new unique ID for each element since their data
                  // ends up in the global cache
                  if ( isNode ) {
                        id = elem[ internalKey ] = core_deletedIds.pop() || jQuery.guid++;
                  } else {
                        id = internalKey;
                  }
            }
      
            if ( !cache[ id ] ) {
                  // Avoid exposing jQuery metadata on plain JS objects when the object
                  // is serialized using JSON.stringify
                  cache[ id ] = isNode ? {} : { toJSON: jQuery.noop };
            }
      
            // An object can be passed to jQuery.data instead of a key/value pair; this gets
            // shallow copied over onto the existing cache
            if ( typeof name === "object" || typeof name === "function" ) {
                  if ( pvt ) {
                        cache[ id ] = jQuery.extend( cache[ id ], name );
                  } else {
                        cache[ id ].data = jQuery.extend( cache[ id ].data, name );
                  }
            }
      
            thisCache = cache[ id ];
      
            // jQuery data() is stored in a separate object inside the object's internal data
            // cache in order to avoid key collisions between internal data and user-defined
            // data.
            if ( !pvt ) {
                  if ( !thisCache.data ) {
                        thisCache.data = {};
                  }
      
                  thisCache = thisCache.data;
            }
      
            if ( data !== undefined ) {
                  thisCache[ jQuery.camelCase( name ) ] = data;
            }
      
            // Check for both converted-to-camel and non-converted data property names
            // If a data property was specified
            if ( typeof name === "string" ) {
      
                  // First Try to find as-is property data
                  ret = thisCache[ name ];
      
                  // Test for null|undefined property data
                  if ( ret == null ) {
      
                        // Try to find the camelCased property
                        ret = thisCache[ jQuery.camelCase( name ) ];
                  }
            } else {
                  ret = thisCache;
            }
      
            return ret;
      }
      
      function internalRemoveData( elem, name, pvt ) {
            if ( !jQuery.acceptData( elem ) ) {
                  return;
            }
      
            var thisCache, i,
                  isNode = elem.nodeType,
      
                  // See jQuery.data for more information
                  cache = isNode ? jQuery.cache : elem,
                  id = isNode ? elem[ jQuery.expando ] : jQuery.expando;
      
            // If there is already no cache entry for this object, there is no
            // purpose in continuing
            if ( !cache[ id ] ) {
                  return;
            }
      
            if ( name ) {
      
                  thisCache = pvt ? cache[ id ] : cache[ id ].data;
      
                  if ( thisCache ) {
      
                        // Support array or space separated string names for data keys
                        if ( !jQuery.isArray( name ) ) {
      
                              // try the string as a key before any manipulation
                              if ( name in thisCache ) {
                                    name = [ name ];
                              } else {
      
                                    // split the camel cased version by spaces unless a key with the spaces exists
                                    name = jQuery.camelCase( name );
                                    if ( name in thisCache ) {
                                          name = [ name ];
                                    } else {
                                          name = name.split(" ");
                                    }
                              }
                        } else {
                              // If "name" is an array of keys...
                              // When data is initially created, via ("key", "val") signature,
                              // keys will be converted to camelCase.
                              // Since there is no way to tell _how_ a key was added, remove
                              // both plain key and camelCase key. #12786
                              // This will only penalize the array argument path.
                              name = name.concat( jQuery.map( name, jQuery.camelCase ) );
                        }
      
                        i = name.length;
                        while ( i-- ) {
                              delete thisCache[ name[i] ];
                        }
      
                        // If there is no data left in the cache, we want to continue
                        // and let the cache object itself get destroyed
                        if ( pvt ? !isEmptyDataObject(thisCache) : !jQuery.isEmptyObject(thisCache) ) {
                              return;
                        }
                  }
            }
      
            // See jQuery.data for more information
            if ( !pvt ) {
                  delete cache[ id ].data;
      
                  // Don't destroy the parent cache unless the internal data object
                  // had been the only thing left in it
                  if ( !isEmptyDataObject( cache[ id ] ) ) {
                        return;
                  }
            }
      
            // Destroy the cache
            if ( isNode ) {
                  jQuery.cleanData( [ elem ], true );
      
            // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
            /* jshint eqeqeq: false */
            } else if ( jQuery.support.deleteExpando || cache != cache.window ) {
                  /* jshint eqeqeq: true */
                  delete cache[ id ];
      
            // When all else fails, null
            } else {
                  cache[ id ] = null;
            }
      }
      
      jQuery.extend({
            cache: {},
      
            // The following elements throw uncatchable exceptions if you
            // attempt to add expando properties to them.
            noData: {
                  "applet": true,
                  "embed": true,
                  // Ban all objects except for Flash (which handle expandos)
                  "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
            },
      
            hasData: function( elem ) {
                  elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];
                  return !!elem && !isEmptyDataObject( elem );
            },
      
            data: function( elem, name, data ) {
                  return internalData( elem, name, data );
            },
      
            removeData: function( elem, name ) {
                  return internalRemoveData( elem, name );
            },
      
            // For internal use only.
            _data: function( elem, name, data ) {
                  return internalData( elem, name, data, true );
            },
      
            _removeData: function( elem, name ) {
                  return internalRemoveData( elem, name, true );
            },
      
            // A method for determining if a DOM node can handle the data expando
            acceptData: function( elem ) {
                  // Do not set data on non-element because it will not be cleared (#8335).
                  if ( elem.nodeType && elem.nodeType !== 1 && elem.nodeType !== 9 ) {
                        return false;
                  }
      
                  var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ];
      
                  // nodes accept data unless otherwise specified; rejection can be conditional
                  return !noData || noData !== true && elem.getAttribute("classid") === noData;
            }
      });
      
      jQuery.fn.extend({
            data: function( key, value ) {
                  var attrs, name,
                        data = null,
                        i = 0,
                        elem = this[0];
      
                  // Special expections of .data basically thwart jQuery.access,
                  // so implement the relevant behavior ourselves
      
                  // Gets all values
                  if ( key === undefined ) {
                        if ( this.length ) {
                              data = jQuery.data( elem );
      
                              if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) {
                                    attrs = elem.attributes;
                                    for ( ; i < attrs.length; i++ ) {
                                          name = attrs[i].name;
      
                                          if ( name.indexOf("data-") === 0 ) {
                                                name = jQuery.camelCase( name.slice(5) );
      
                                                dataAttr( elem, name, data[ name ] );
                                          }
                                    }
                                    jQuery._data( elem, "parsedAttrs", true );
                              }
                        }
      
                        return data;
                  }
      
                  // Sets multiple values
                  if ( typeof key === "object" ) {
                        return this.each(function() {
                              jQuery.data( this, key );
                        });
                  }
      
                  return arguments.length > 1 ?
      
                        // Sets one value
                        this.each(function() {
                              jQuery.data( this, key, value );
                        }) :
      
                        // Gets one value
                        // Try to fetch any internally stored data first
                        elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : null;
            },
      
            removeData: function( key ) {
                  return this.each(function() {
                        jQuery.removeData( this, key );
                  });
            }
      });
      
      function dataAttr( elem, key, data ) {
            // If nothing was found internally, try to fetch any
            // data from the HTML5 data-* attribute
            if ( data === undefined && elem.nodeType === 1 ) {
      
                  var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();
      
                  data = elem.getAttribute( name );
      
                  if ( typeof data === "string" ) {
                        try {
                              data = data === "true" ? true :
                                    data === "false" ? false :
                                    data === "null" ? null :
                                    // Only convert to a number if it doesn't change the string
                                    +data + "" === data ? +data :
                                    rbrace.test( data ) ? jQuery.parseJSON( data ) :
                                          data;
                        } catch( e ) {}
      
                        // Make sure we set the data so it isn't changed later
                        jQuery.data( elem, key, data );
      
                  } else {
                        data = undefined;
                  }
            }
      
            return data;
      }
      
      // checks a cache object for emptiness
      function isEmptyDataObject( obj ) {
            var name;
            for ( name in obj ) {
      
                  // if the public data object is empty, the private is still empty
                  if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) {
                        continue;
                  }
                  if ( name !== "toJSON" ) {
                        return false;
                  }
            }
      
            return true;
      }
      jQuery.extend({
            queue: function( elem, type, data ) {
                  var queue;
      
                  if ( elem ) {
                        type = ( type || "fx" ) + "queue";
                        queue = jQuery._data( elem, type );
      
                        // Speed up dequeue by getting out quickly if this is just a lookup
                        if ( data ) {
                              if ( !queue || jQuery.isArray(data) ) {
                                    queue = jQuery._data( elem, type, jQuery.makeArray(data) );
                              } else {
                                    queue.push( data );
                              }
                        }
                        return queue || [];
                  }
            },
      
            dequeue: function( elem, type ) {
                  type = type || "fx";
      
                  var queue = jQuery.queue( elem, type ),
                        startLength = queue.length,
                        fn = queue.shift(),
                        hooks = jQuery._queueHooks( elem, type ),
                        next = function() {
                              jQuery.dequeue( elem, type );
                        };
      
                  // If the fx queue is dequeued, always remove the progress sentinel
                  if ( fn === "inprogress" ) {
                        fn = queue.shift();
                        startLength--;
                  }
      
                  hooks.cur = fn;
                  if ( fn ) {
      
                        // Add a progress sentinel to prevent the fx queue from being
                        // automatically dequeued
                        if ( type === "fx" ) {
                              queue.unshift( "inprogress" );
                        }
      
                        // clear up the last queue stop function
                        delete hooks.stop;
                        fn.call( elem, next, hooks );
                  }
      
                  if ( !startLength && hooks ) {
                        hooks.empty.fire();
                  }
            },
      
            // not intended for public consumption - generates a queueHooks object, or returns the current one
            _queueHooks: function( elem, type ) {
                  var key = type + "queueHooks";
                  return jQuery._data( elem, key ) || jQuery._data( elem, key, {
                        empty: jQuery.Callbacks("once memory").add(function() {
                              jQuery._removeData( elem, type + "queue" );
                              jQuery._removeData( elem, key );
                        })
                  });
            }
      });
      
      jQuery.fn.extend({
            queue: function( type, data ) {
                  var setter = 2;
      
                  if ( typeof type !== "string" ) {
                        data = type;
                        type = "fx";
                        setter--;
                  }
      
                  if ( arguments.length < setter ) {
                        return jQuery.queue( this[0], type );
                  }
      
                  return data === undefined ?
                        this :
                        this.each(function() {
                              var queue = jQuery.queue( this, type, data );
      
                              // ensure a hooks for this queue
                              jQuery._queueHooks( this, type );
      
                              if ( type === "fx" && queue[0] !== "inprogress" ) {
                                    jQuery.dequeue( this, type );
                              }
                        });
            },
            dequeue: function( type ) {
                  return this.each(function() {
                        jQuery.dequeue( this, type );
                  });
            },
            // Based off of the plugin by Clint Helfers, with permission.
            // http://blindsignals.com/index.php/2009/07/jquery-delay/
            delay: function( time, type ) {
                  time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
                  type = type || "fx";
      
                  return this.queue( type, function( next, hooks ) {
                        var timeout = setTimeout( next, time );
                        hooks.stop = function() {
                              clearTimeout( timeout );
                        };
                  });
            },
            clearQueue: function( type ) {
                  return this.queue( type || "fx", [] );
            },
            // Get a promise resolved when queues of a certain type
            // are emptied (fx is the type by default)
            promise: function( type, obj ) {
                  var tmp,
                        count = 1,
                        defer = jQuery.Deferred(),
                        elements = this,
                        i = this.length,
                        resolve = function() {
                              if ( !( --count ) ) {
                                    defer.resolveWith( elements, [ elements ] );
                              }
                        };
      
                  if ( typeof type !== "string" ) {
                        obj = type;
                        type = undefined;
                  }
                  type = type || "fx";
      
                  while( i-- ) {
                        tmp = jQuery._data( elements[ i ], type + "queueHooks" );
                        if ( tmp && tmp.empty ) {
                              count++;
                              tmp.empty.add( resolve );
                        }
                  }
                  resolve();
                  return defer.promise( obj );
            }
      });
      var nodeHook, boolHook,
            rclass = /[\t\r\n\f]/g,
            rreturn = /\r/g,
            rfocusable = /^(?:input|select|textarea|button|object)$/i,
            rclickable = /^(?:a|area)$/i,
            ruseDefault = /^(?:checked|selected)$/i,
            getSetAttribute = jQuery.support.getSetAttribute,
            getSetInput = jQuery.support.input;
      
      jQuery.fn.extend({
            attr: function( name, value ) {
                  return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 );
            },
      
            removeAttr: function( name ) {
                  return this.each(function() {
                        jQuery.removeAttr( this, name );
                  });
            },
      
            prop: function( name, value ) {
                  return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 );
            },
      
            removeProp: function( name ) {
                  name = jQuery.propFix[ name ] || name;
                  return this.each(function() {
                        // try/catch handles cases where IE balks (such as removing a property on window)
                        try {
                              this[ name ] = undefined;
                              delete this[ name ];
                        } catch( e ) {}
                  });
            },
      
            addClass: function( value ) {
                  var classes, elem, cur, clazz, j,
                        i = 0,
                        len = this.length,
                        proceed = typeof value === "string" && value;
      
                  if ( jQuery.isFunction( value ) ) {
                        return this.each(function( j ) {
                              jQuery( this ).addClass( value.call( this, j, this.className ) );
                        });
                  }
      
                  if ( proceed ) {
                        // The disjunction here is for better compressibility (see removeClass)
                        classes = ( value || "" ).match( core_rnotwhite ) || [];
      
                        for ( ; i < len; i++ ) {
                              elem = this[ i ];
                              cur = elem.nodeType === 1 && ( elem.className ?
                                    ( " " + elem.className + " " ).replace( rclass, " " ) :
                                    " "
                              );
      
                              if ( cur ) {
                                    j = 0;
                                    while ( (clazz = classes[j++]) ) {
                                          if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
                                                cur += clazz + " ";
                                          }
                                    }
                                    elem.className = jQuery.trim( cur );
      
                              }
                        }
                  }
      
                  return this;
            },
      
            removeClass: function( value ) {
                  var classes, elem, cur, clazz, j,
                        i = 0,
                        len = this.length,
                        proceed = arguments.length === 0 || typeof value === "string" && value;
      
                  if ( jQuery.isFunction( value ) ) {
                        return this.each(function( j ) {
                              jQuery( this ).removeClass( value.call( this, j, this.className ) );
                        });
                  }
                  if ( proceed ) {
                        classes = ( value || "" ).match( core_rnotwhite ) || [];
      
                        for ( ; i < len; i++ ) {
                              elem = this[ i ];
                              // This expression is here for better compressibility (see addClass)
                              cur = elem.nodeType === 1 && ( elem.className ?
                                    ( " " + elem.className + " " ).replace( rclass, " " ) :
                                    ""
                              );
      
                              if ( cur ) {
                                    j = 0;
                                    while ( (clazz = classes[j++]) ) {
                                          // Remove *all* instances
                                          while ( cur.indexOf( " " + clazz + " " ) >= 0 ) {
                                                cur = cur.replace( " " + clazz + " ", " " );
                                          }
                                    }
                                    elem.className = value ? jQuery.trim( cur ) : "";
                              }
                        }
                  }
      
                  return this;
            },
      
            toggleClass: function( value, stateVal ) {
                  var type = typeof value,
                        isBool = typeof stateVal === "boolean";
      
                  if ( jQuery.isFunction( value ) ) {
                        return this.each(function( i ) {
                              jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
                        });
                  }
      
                  return this.each(function() {
                        if ( type === "string" ) {
                              // toggle individual class names
                              var className,
                                    i = 0,
                                    self = jQuery( this ),
                                    state = stateVal,
                                    classNames = value.match( core_rnotwhite ) || [];
      
                              while ( (className = classNames[ i++ ]) ) {
                                    // check each className given, space separated list
                                    state = isBool ? state : !self.hasClass( className );
                                    self[ state ? "addClass" : "removeClass" ]( className );
                              }
      
                        // Toggle whole class name
                        } else if ( type === core_strundefined || type === "boolean" ) {
                              if ( this.className ) {
                                    // store className if set
                                    jQuery._data( this, "__className__", this.className );
                              }
      
                              // If the element has a class name or if we're passed "false",
                              // then remove the whole classname (if there was one, the above saved it).
                              // Otherwise bring back whatever was previously saved (if anything),
                              // falling back to the empty string if nothing was stored.
                              this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
                        }
                  });
            },
      
            hasClass: function( selector ) {
                  var className = " " + selector + " ",
                        i = 0,
                        l = this.length;
                  for ( ; i < l; i++ ) {
                        if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
                              return true;
                        }
                  }
      
                  return false;
            },
      
            val: function( value ) {
                  var ret, hooks, isFunction,
                        elem = this[0];
      
                  if ( !arguments.length ) {
                        if ( elem ) {
                              hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];
      
                              if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
                                    return ret;
                              }
      
                              ret = elem.value;
      
                              return typeof ret === "string" ?
                                    // handle most common string cases
                                    ret.replace(rreturn, "") :
                                    // handle cases where value is null/undef or number
                                    ret == null ? "" : ret;
                        }
      
                        return;
                  }
      
                  isFunction = jQuery.isFunction( value );
      
                  return this.each(function( i ) {
                        var val;
      
                        if ( this.nodeType !== 1 ) {
                              return;
                        }
      
                        if ( isFunction ) {
                              val = value.call( this, i, jQuery( this ).val() );
                        } else {
                              val = value;
                        }
      
                        // Treat null/undefined as ""; convert numbers to string
                        if ( val == null ) {
                              val = "";
                        } else if ( typeof val === "number" ) {
                              val += "";
                        } else if ( jQuery.isArray( val ) ) {
                              val = jQuery.map(val, function ( value ) {
                                    return value == null ? "" : value + "";
                              });
                        }
      
                        hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
      
                        // If set returns undefined, fall back to normal setting
                        if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
                              this.value = val;
                        }
                  });
            }
      });
      
      jQuery.extend({
            valHooks: {
                  option: {
                        get: function( elem ) {
                              // Use proper attribute retrieval(#6932, #12072)
                              var val = jQuery.find.attr( elem, "value" );
                              return val != null ?
                                    val :
                                    elem.text;
                        }
                  },
                  select: {
                        get: function( elem ) {
                              var value, option,
                                    options = elem.options,
                                    index = elem.selectedIndex,
                                    one = elem.type === "select-one" || index < 0,
                                    values = one ? null : [],
                                    max = one ? index + 1 : options.length,
                                    i = index < 0 ?
                                          max :
                                          one ? index : 0;
      
                              // Loop through all the selected options
                              for ( ; i < max; i++ ) {
                                    option = options[ i ];
      
                                    // oldIE doesn't update selected after form reset (#2551)
                                    if ( ( option.selected || i === index ) &&
                                                // Don't return options that are disabled or in a disabled optgroup
                                                ( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
                                                ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
      
                                          // Get the specific value for the option
                                          value = jQuery( option ).val();
      
                                          // We don't need an array for one selects
                                          if ( one ) {
                                                return value;
                                          }
      
                                          // Multi-Selects return an array
                                          values.push( value );
                                    }
                              }
      
                              return values;
                        },
      
                        set: function( elem, value ) {
                              var optionSet, option,
                                    options = elem.options,
                                    values = jQuery.makeArray( value ),
                                    i = options.length;
      
                              while ( i-- ) {
                                    option = options[ i ];
                                    if ( (option.selected = jQuery.inArray( jQuery(option).val(), values ) >= 0) ) {
                                          optionSet = true;
                                    }
                              }
      
                              // force browsers to behave consistently when non-matching value is set
                              if ( !optionSet ) {
                                    elem.selectedIndex = -1;
                              }
                              return values;
                        }
                  }
            },
      
            attr: function( elem, name, value ) {
                  var hooks, ret,
                        nType = elem.nodeType;
      
                  // don't get/set attributes on text, comment and attribute nodes
                  if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
                        return;
                  }
      
                  // Fallback to prop when attributes are not supported
                  if ( typeof elem.getAttribute === core_strundefined ) {
                        return jQuery.prop( elem, name, value );
                  }
      
                  // All attributes are lowercase
                  // Grab necessary hook if one is defined
                  if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
                        name = name.toLowerCase();
                        hooks = jQuery.attrHooks[ name ] ||
                              ( jQuery.expr.match.bool.test( name ) ? boolHook : nodeHook );
                  }
      
                  if ( value !== undefined ) {
      
                        if ( value === null ) {
                              jQuery.removeAttr( elem, name );
      
                        } else if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
                              return ret;
      
                        } else {
                              elem.setAttribute( name, value + "" );
                              return value;
                        }
      
                  } else if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
                        return ret;
      
                  } else {
                        ret = jQuery.find.attr( elem, name );
      
                        // Non-existent attributes return null, we normalize to undefined
                        return ret == null ?
                              undefined :
                              ret;
                  }
            },
      
            removeAttr: function( elem, value ) {
                  var name, propName,
                        i = 0,
                        attrNames = value && value.match( core_rnotwhite );
      
                  if ( attrNames && elem.nodeType === 1 ) {
                        while ( (name = attrNames[i++]) ) {
                              propName = jQuery.propFix[ name ] || name;
      
                              // Boolean attributes get special treatment (#10870)
                              if ( jQuery.expr.match.bool.test( name ) ) {
                                    // Set corresponding property to false
                                    if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
                                          elem[ propName ] = false;
                                    // Support: IE<9
                                    // Also clear defaultChecked/defaultSelected (if appropriate)
                                    } else {
                                          elem[ jQuery.camelCase( "default-" + name ) ] =
                                                elem[ propName ] = false;
                                    }
      
                              // See #9699 for explanation of this approach (setting first, then removal)
                              } else {
                                    jQuery.attr( elem, name, "" );
                              }
      
                              elem.removeAttribute( getSetAttribute ? name : propName );
                        }
                  }
            },
      
            attrHooks: {
                  type: {
                        set: function( elem, value ) {
                              if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
                                    // Setting the type on a radio button after the value resets the value in IE6-9
                                    // Reset value to default in case type is set after value during creation
                                    var val = elem.value;
                                    elem.setAttribute( "type", value );
                                    if ( val ) {
                                          elem.value = val;
                                    }
                                    return value;
                              }
                        }
                  }
            },
      
            propFix: {
                  "for": "htmlFor",
                  "class": "className"
            },
      
            prop: function( elem, name, value ) {
                  var ret, hooks, notxml,
                        nType = elem.nodeType;
      
                  // don't get/set properties on text, comment and attribute nodes
                  if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
                        return;
                  }
      
                  notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
      
                  if ( notxml ) {
                        // Fix name and attach hooks
                        name = jQuery.propFix[ name ] || name;
                        hooks = jQuery.propHooks[ name ];
                  }
      
                  if ( value !== undefined ) {
                        return hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ?
                              ret :
                              ( elem[ name ] = value );
      
                  } else {
                        return hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ?
                              ret :
                              elem[ name ];
                  }
            },
      
            propHooks: {
                  tabIndex: {
                        get: function( elem ) {
                              // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
                              // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
                              // Use proper attribute retrieval(#12072)
                              var tabindex = jQuery.find.attr( elem, "tabindex" );
      
                              return tabindex ?
                                    parseInt( tabindex, 10 ) :
                                    rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
                                          0 :
                                          -1;
                        }
                  }
            }
      });
      
      // Hooks for boolean attributes
      boolHook = {
            set: function( elem, value, name ) {
                  if ( value === false ) {
                        // Remove boolean attributes when set to false
                        jQuery.removeAttr( elem, name );
                  } else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
                        // IE<8 needs the *property* name
                        elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name );
      
                  // Use defaultChecked and defaultSelected for oldIE
                  } else {
                        elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true;
                  }
      
                  return name;
            }
      };
      jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
            var getter = jQuery.expr.attrHandle[ name ] || jQuery.find.attr;
      
            jQuery.expr.attrHandle[ name ] = getSetInput && getSetAttribute || !ruseDefault.test( name ) ?
                  function( elem, name, isXML ) {
                        var fn = jQuery.expr.attrHandle[ name ],
                              ret = isXML ?
                                    undefined :
                                    /* jshint eqeqeq: false */
                                    (jQuery.expr.attrHandle[ name ] = undefined) !=
                                          getter( elem, name, isXML ) ?
      
                                          name.toLowerCase() :
                                          null;
                        jQuery.expr.attrHandle[ name ] = fn;
                        return ret;
                  } :
                  function( elem, name, isXML ) {
                        return isXML ?
                              undefined :
                              elem[ jQuery.camelCase( "default-" + name ) ] ?
                                    name.toLowerCase() :
                                    null;
                  };
      });
      
      // fix oldIE attroperties
      if ( !getSetInput || !getSetAttribute ) {
            jQuery.attrHooks.value = {
                  set: function( elem, value, name ) {
                        if ( jQuery.nodeName( elem, "input" ) ) {
                              // Does not return so that setAttribute is also used
                              elem.defaultValue = value;
                        } else {
                              // Use nodeHook if defined (#1954); otherwise setAttribute is fine
                              return nodeHook && nodeHook.set( elem, value, name );
                        }
                  }
            };
      }
      
      // IE6/7 do not support getting/setting some attributes with get/setAttribute
      if ( !getSetAttribute ) {
      
            // Use this for any attribute in IE6/7
            // This fixes almost every IE6/7 issue
            nodeHook = {
                  set: function( elem, value, name ) {
                        // Set the existing or create a new attribute node
                        var ret = elem.getAttributeNode( name );
                        if ( !ret ) {
                              elem.setAttributeNode(
                                    (ret = elem.ownerDocument.createAttribute( name ))
                              );
                        }
      
                        ret.value = value += "";
      
                        // Break association with cloned elements by also using setAttribute (#9646)
                        return name === "value" || value === elem.getAttribute( name ) ?
                              value :
                              undefined;
                  }
            };
            jQuery.expr.attrHandle.id = jQuery.expr.attrHandle.name = jQuery.expr.attrHandle.coords =
                  // Some attributes are constructed with empty-string values when not defined
                  function( elem, name, isXML ) {
                        var ret;
                        return isXML ?
                              undefined :
                              (ret = elem.getAttributeNode( name )) && ret.value !== "" ?
                                    ret.value :
                                    null;
                  };
            jQuery.valHooks.button = {
                  get: function( elem, name ) {
                        var ret = elem.getAttributeNode( name );
                        return ret && ret.specified ?
                              ret.value :
                              undefined;
                  },
                  set: nodeHook.set
            };
      
            // Set contenteditable to false on removals(#10429)
            // Setting to empty string throws an error as an invalid value
            jQuery.attrHooks.contenteditable = {
                  set: function( elem, value, name ) {
                        nodeHook.set( elem, value === "" ? false : value, name );
                  }
            };
      
            // Set width and height to auto instead of 0 on empty string( Bug #8150 )
            // This is for removals
            jQuery.each([ "width", "height" ], function( i, name ) {
                  jQuery.attrHooks[ name ] = {
                        set: function( elem, value ) {
                              if ( value === "" ) {
                                    elem.setAttribute( name, "auto" );
                                    return value;
                              }
                        }
                  };
            });
      }
      
      
      // Some attributes require a special call on IE
      // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
      if ( !jQuery.support.hrefNormalized ) {
            // href/src property should get the full normalized URL (#10299/#12915)
            jQuery.each([ "href", "src" ], function( i, name ) {
                  jQuery.propHooks[ name ] = {
                        get: function( elem ) {
                              return elem.getAttribute( name, 4 );
                        }
                  };
            });
      }
      
      if ( !jQuery.support.style ) {
            jQuery.attrHooks.style = {
                  get: function( elem ) {
                        // Return undefined in the case of empty string
                        // Note: IE uppercases css property names, but if we were to .toLowerCase()
                        // .cssText, that would destroy case senstitivity in URL's, like in "background"
                        return elem.style.cssText || undefined;
                  },
                  set: function( elem, value ) {
                        return ( elem.style.cssText = value + "" );
                  }
            };
      }
      
      // Safari mis-reports the default selected property of an option
      // Accessing the parent's selectedIndex property fixes it
      if ( !jQuery.support.optSelected ) {
            jQuery.propHooks.selected = {
                  get: function( elem ) {
                        var parent = elem.parentNode;
      
                        if ( parent ) {
                              parent.selectedIndex;
      
                              // Make sure that it also works with optgroups, see #5701
                              if ( parent.parentNode ) {
                                    parent.parentNode.selectedIndex;
                              }
                        }
                        return null;
                  }
            };
      }
      
      jQuery.each([
            "tabIndex",
            "readOnly",
            "maxLength",
            "cellSpacing",
            "cellPadding",
            "rowSpan",
            "colSpan",
            "useMap",
            "frameBorder",
            "contentEditable"
      ], function() {
            jQuery.propFix[ this.toLowerCase() ] = this;
      });
      
      // IE6/7 call enctype encoding
      if ( !jQuery.support.enctype ) {
            jQuery.propFix.enctype = "encoding";
      }
      
      // Radios and checkboxes getter/setter
      jQuery.each([ "radio", "checkbox" ], function() {
            jQuery.valHooks[ this ] = {
                  set: function( elem, value ) {
                        if ( jQuery.isArray( value ) ) {
                              return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
                        }
                  }
            };
            if ( !jQuery.support.checkOn ) {
                  jQuery.valHooks[ this ].get = function( elem ) {
                        // Support: Webkit
                        // "" is returned instead of "on" if a value isn't specified
                        return elem.getAttribute("value") === null ? "on" : elem.value;
                  };
            }
      });
      var rformElems = /^(?:input|select|textarea)$/i,
            rkeyEvent = /^key/,
            rmouseEvent = /^(?:mouse|contextmenu)|click/,
            rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
            rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;
      
      function returnTrue() {
            return true;
      }
      
      function returnFalse() {
            return false;
      }
      
      function safeActiveElement() {
            try {
                  return document.activeElement;
            } catch ( err ) { }
      }
      
      /*
       * Helper functions for managing events -- not part of the public interface.
       * Props to Dean Edwards' addEvent library for many of the ideas.
       */
      jQuery.event = {
      
            global: {},
      
            add: function( elem, types, handler, data, selector ) {
                  var tmp, events, t, handleObjIn,
                        special, eventHandle, handleObj,
                        handlers, type, namespaces, origType,
                        elemData = jQuery._data( elem );
      
                  // Don't attach events to noData or text/comment nodes (but allow plain objects)
                  if ( !elemData ) {
                        return;
                  }
      
                  // Caller can pass in an object of custom data in lieu of the handler
                  if ( handler.handler ) {
                        handleObjIn = handler;
                        handler = handleObjIn.handler;
                        selector = handleObjIn.selector;
                  }
      
                  // Make sure that the handler has a unique ID, used to find/remove it later
                  if ( !handler.guid ) {
                        handler.guid = jQuery.guid++;
                  }
      
                  // Init the element's event structure and main handler, if this is the first
                  if ( !(events = elemData.events) ) {
                        events = elemData.events = {};
                  }
                  if ( !(eventHandle = elemData.handle) ) {
                        eventHandle = elemData.handle = function( e ) {
                              // Discard the second event of a jQuery.event.trigger() and
                              // when an event is called after a page has unloaded
                              return typeof jQuery !== core_strundefined && (!e || jQuery.event.triggered !== e.type) ?
                                    jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
                                    undefined;
                        };
                        // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
                        eventHandle.elem = elem;
                  }
      
                  // Handle multiple events separated by a space
                  types = ( types || "" ).match( core_rnotwhite ) || [""];
                  t = types.length;
                  while ( t-- ) {
                        tmp = rtypenamespace.exec( types[t] ) || [];
                        type = origType = tmp[1];
                        namespaces = ( tmp[2] || "" ).split( "." ).sort();
      
                        // There *must* be a type, no attaching namespace-only handlers
                        if ( !type ) {
                              continue;
                        }
      
                        // If event changes its type, use the special event handlers for the changed type
                        special = jQuery.event.special[ type ] || {};
      
                        // If selector defined, determine special event api type, otherwise given type
                        type = ( selector ? special.delegateType : special.bindType ) || type;
      
                        // Update special based on newly reset type
                        special = jQuery.event.special[ type ] || {};
      
                        // handleObj is passed to all event handlers
                        handleObj = jQuery.extend({
                              type: type,
                              origType: origType,
                              data: data,
                              handler: handler,
                              guid: handler.guid,
                              selector: selector,
                              needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
                              namespace: namespaces.join(".")
                        }, handleObjIn );
      
                        // Init the event handler queue if we're the first
                        if ( !(handlers = events[ type ]) ) {
                              handlers = events[ type ] = [];
                              handlers.delegateCount = 0;
      
                              // Only use addEventListener/attachEvent if the special events handler returns false
                              if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
                                    // Bind the global event handler to the element
                                    if ( elem.addEventListener ) {
                                          elem.addEventListener( type, eventHandle, false );
      
                                    } else if ( elem.attachEvent ) {
                                          elem.attachEvent( "on" + type, eventHandle );
                                    }
                              }
                        }
      
                        if ( special.add ) {
                              special.add.call( elem, handleObj );
      
                              if ( !handleObj.handler.guid ) {
                                    handleObj.handler.guid = handler.guid;
                              }
                        }
      
                        // Add to the element's handler list, delegates in front
                        if ( selector ) {
                              handlers.splice( handlers.delegateCount++, 0, handleObj );
                        } else {
                              handlers.push( handleObj );
                        }
      
                        // Keep track of which events have ever been used, for event optimization
                        jQuery.event.global[ type ] = true;
                  }
      
                  // Nullify elem to prevent memory leaks in IE
                  elem = null;
            },
      
            // Detach an event or set of events from an element
            remove: function( elem, types, handler, selector, mappedTypes ) {
                  var j, handleObj, tmp,
                        origCount, t, events,
                        special, handlers, type,
                        namespaces, origType,
                        elemData = jQuery.hasData( elem ) && jQuery._data( elem );
      
                  if ( !elemData || !(events = elemData.events) ) {
                        return;
                  }
      
                  // Once for each type.namespace in types; type may be omitted
                  types = ( types || "" ).match( core_rnotwhite ) || [""];
                  t = types.length;
                  while ( t-- ) {
                        tmp = rtypenamespace.exec( types[t] ) || [];
                        type = origType = tmp[1];
                        namespaces = ( tmp[2] || "" ).split( "." ).sort();
      
                        // Unbind all events (on this namespace, if provided) for the element
                        if ( !type ) {
                              for ( type in events ) {
                                    jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
                              }
                              continue;
                        }
      
                        special = jQuery.event.special[ type ] || {};
                        type = ( selector ? special.delegateType : special.bindType ) || type;
                        handlers = events[ type ] || [];
                        tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );
      
                        // Remove matching events
                        origCount = j = handlers.length;
                        while ( j-- ) {
                              handleObj = handlers[ j ];
      
                              if ( ( mappedTypes || origType === handleObj.origType ) &&
                                    ( !handler || handler.guid === handleObj.guid ) &&
                                    ( !tmp || tmp.test( handleObj.namespace ) ) &&
                                    ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
                                    handlers.splice( j, 1 );
      
                                    if ( handleObj.selector ) {
                                          handlers.delegateCount--;
                                    }
                                    if ( special.remove ) {
                                          special.remove.call( elem, handleObj );
                                    }
                              }
                        }
      
                        // Remove generic event handler if we removed something and no more handlers exist
                        // (avoids potential for endless recursion during removal of special event handlers)
                        if ( origCount && !handlers.length ) {
                              if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
                                    jQuery.removeEvent( elem, type, elemData.handle );
                              }
      
                              delete events[ type ];
                        }
                  }
      
                  // Remove the expando if it's no longer used
                  if ( jQuery.isEmptyObject( events ) ) {
                        delete elemData.handle;
      
                        // removeData also checks for emptiness and clears the expando if empty
                        // so use it instead of delete
                        jQuery._removeData( elem, "events" );
                  }
            },
      
            trigger: function( event, data, elem, onlyHandlers ) {
                  var handle, ontype, cur,
                        bubbleType, special, tmp, i,
                        eventPath = [ elem || document ],
                        type = core_hasOwn.call( event, "type" ) ? event.type : event,
                        namespaces = core_hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : [];
      
                  cur = tmp = elem = elem || document;
      
                  // Don't do events on text and comment nodes
                  if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
                        return;
                  }
      
                  // focus/blur morphs to focusin/out; ensure we're not firing them right now
                  if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
                        return;
                  }
      
                  if ( type.indexOf(".") >= 0 ) {
                        // Namespaced trigger; create a regexp to match event type in handle()
                        namespaces = type.split(".");
                        type = namespaces.shift();
                        namespaces.sort();
                  }
                  ontype = type.indexOf(":") < 0 && "on" + type;
      
                  // Caller can pass in a jQuery.Event object, Object, or just an event type string
                  event = event[ jQuery.expando ] ?
                        event :
                        new jQuery.Event( type, typeof event === "object" && event );
      
                  // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
                  event.isTrigger = onlyHandlers ? 2 : 3;
                  event.namespace = namespaces.join(".");
                  event.namespace_re = event.namespace ?
                        new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
                        null;
      
                  // Clean up the event in case it is being reused
                  event.result = undefined;
                  if ( !event.target ) {
                        event.target = elem;
                  }
      
                  // Clone any incoming data and prepend the event, creating the handler arg list
                  data = data == null ?
                        [ event ] :
                        jQuery.makeArray( data, [ event ] );
      
                  // Allow special events to draw outside the lines
                  special = jQuery.event.special[ type ] || {};
                  if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
                        return;
                  }
      
                  // Determine event propagation path in advance, per W3C events spec (#9951)
                  // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
                  if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
      
                        bubbleType = special.delegateType || type;
                        if ( !rfocusMorph.test( bubbleType + type ) ) {
                              cur = cur.parentNode;
                        }
                        for ( ; cur; cur = cur.parentNode ) {
                              eventPath.push( cur );
                              tmp = cur;
                        }
      
                        // Only add window if we got to document (e.g., not plain obj or detached DOM)
                        if ( tmp === (elem.ownerDocument || document) ) {
                              eventPath.push( tmp.defaultView || tmp.parentWindow || window );
                        }
                  }
      
                  // Fire handlers on the event path
                  i = 0;
                  while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) {
      
                        event.type = i > 1 ?
                              bubbleType :
                              special.bindType || type;
      
                        // jQuery handler
                        handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
                        if ( handle ) {
                              handle.apply( cur, data );
                        }
      
                        // Native handler
                        handle = ontype && cur[ ontype ];
                        if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) {
                              event.preventDefault();
                        }
                  }
                  event.type = type;
      
                  // If nobody prevented the default action, do it now
                  if ( !onlyHandlers && !event.isDefaultPrevented() ) {
      
                        if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) &&
                              jQuery.acceptData( elem ) ) {
      
                              // Call a native DOM method on the target with the same name name as the event.
                              // Can't use an .isFunction() check here because IE6/7 fails that test.
                              // Don't do default actions on window, that's where global variables be (#6170)
                              if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) {
      
                                    // Don't re-trigger an onFOO event when we call its FOO() method
                                    tmp = elem[ ontype ];
      
                                    if ( tmp ) {
                                          elem[ ontype ] = null;
                                    }
      
                                    // Prevent re-triggering of the same event, since we already bubbled it above
                                    jQuery.event.triggered = type;
                                    try {
                                          elem[ type ]();
                                    } catch ( e ) {
                                          // IE<9 dies on focus/blur to hidden element (#1486,#12518)
                                          // only reproducible on winXP IE8 native, not IE9 in IE8 mode
                                    }
                                    jQuery.event.triggered = undefined;
      
                                    if ( tmp ) {
                                          elem[ ontype ] = tmp;
                                    }
                              }
                        }
                  }
      
                  return event.result;
            },
      
            dispatch: function( event ) {
      
                  // Make a writable jQuery.Event from the native event object
                  event = jQuery.event.fix( event );
      
                  var i, ret, handleObj, matched, j,
                        handlerQueue = [],
                        args = core_slice.call( arguments ),
                        handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [],
                        special = jQuery.event.special[ event.type ] || {};
      
                  // Use the fix-ed jQuery.Event rather than the (read-only) native event
                  args[0] = event;
                  event.delegateTarget = this;
      
                  // Call the preDispatch hook for the mapped type, and let it bail if desired
                  if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
                        return;
                  }
      
                  // Determine handlers
                  handlerQueue = jQuery.event.handlers.call( this, event, handlers );
      
                  // Run delegates first; they may want to stop propagation beneath us
                  i = 0;
                  while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) {
                        event.currentTarget = matched.elem;
      
                        j = 0;
                        while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) {
      
                              // Triggered event must either 1) have no namespace, or
                              // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
                              if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) {
      
                                    event.handleObj = handleObj;
                                    event.data = handleObj.data;
      
                                    ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
                                                .apply( matched.elem, args );
      
                                    if ( ret !== undefined ) {
                                          if ( (event.result = ret) === false ) {
                                                event.preventDefault();
                                                event.stopPropagation();
                                          }
                                    }
                              }
                        }
                  }
      
                  // Call the postDispatch hook for the mapped type
                  if ( special.postDispatch ) {
                        special.postDispatch.call( this, event );
                  }
      
                  return event.result;
            },
      
            handlers: function( event, handlers ) {
                  var sel, handleObj, matches, i,
                        handlerQueue = [],
                        delegateCount = handlers.delegateCount,
                        cur = event.target;
      
                  // Find delegate handlers
                  // Black-hole SVG <use> instance trees (#13180)
                  // Avoid non-left-click bubbling in Firefox (#3861)
                  if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {
      
                        /* jshint eqeqeq: false */
                        for ( ; cur != this; cur = cur.parentNode || this ) {
                              /* jshint eqeqeq: true */
      
                              // Don't check non-elements (#13208)
                              // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
                              if ( cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click") ) {
                                    matches = [];
                                    for ( i = 0; i < delegateCount; i++ ) {
                                          handleObj = handlers[ i ];
      
                                          // Don't conflict with Object.prototype properties (#13203)
                                          sel = handleObj.selector + " ";
      
                                          if ( matches[ sel ] === undefined ) {
                                                matches[ sel ] = handleObj.needsContext ?
                                                      jQuery( sel, this ).index( cur ) >= 0 :
                                                      jQuery.find( sel, this, null, [ cur ] ).length;
                                          }
                                          if ( matches[ sel ] ) {
                                                matches.push( handleObj );
                                          }
                                    }
                                    if ( matches.length ) {
                                          handlerQueue.push({ elem: cur, handlers: matches });
                                    }
                              }
                        }
                  }
      
                  // Add the remaining (directly-bound) handlers
                  if ( delegateCount < handlers.length ) {
                        handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) });
                  }
      
                  return handlerQueue;
            },
      
            fix: function( event ) {
                  if ( event[ jQuery.expando ] ) {
                        return event;
                  }
      
                  // Create a writable copy of the event object and normalize some properties
                  var i, prop, copy,
                        type = event.type,
                        originalEvent = event,
                        fixHook = this.fixHooks[ type ];
      
                  if ( !fixHook ) {
                        this.fixHooks[ type ] = fixHook =
                              rmouseEvent.test( type ) ? this.mouseHooks :
                              rkeyEvent.test( type ) ? this.keyHooks :
                              {};
                  }
                  copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
      
                  event = new jQuery.Event( originalEvent );
      
                  i = copy.length;
                  while ( i-- ) {
                        prop = copy[ i ];
                        event[ prop ] = originalEvent[ prop ];
                  }
      
                  // Support: IE<9
                  // Fix target property (#1925)
                  if ( !event.target ) {
                        event.target = originalEvent.srcElement || document;
                  }
      
                  // Support: Chrome 23+, Safari?
                  // Target should not be a text node (#504, #13143)
                  if ( event.target.nodeType === 3 ) {
                        event.target = event.target.parentNode;
                  }
      
                  // Support: IE<9
                  // For mouse/key events, metaKey==false if it's undefined (#3368, #11328)
                  event.metaKey = !!event.metaKey;
      
                  return fixHook.filter ? fixHook.filter( event, originalEvent ) : event;
            },
      
            // Includes some event props shared by KeyEvent and MouseEvent
            props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),
      
            fixHooks: {},
      
            keyHooks: {
                  props: "char charCode key keyCode".split(" "),
                  filter: function( event, original ) {
      
                        // Add which for key events
                        if ( event.which == null ) {
                              event.which = original.charCode != null ? original.charCode : original.keyCode;
                        }
      
                        return event;
                  }
            },
      
            mouseHooks: {
                  props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
                  filter: function( event, original ) {
                        var body, eventDoc, doc,
                              button = original.button,
                              fromElement = original.fromElement;
      
                        // Calculate pageX/Y if missing and clientX/Y available
                        if ( event.pageX == null && original.clientX != null ) {
                              eventDoc = event.target.ownerDocument || document;
                              doc = eventDoc.documentElement;
                              body = eventDoc.body;
      
                              event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
                              event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
                        }
      
                        // Add relatedTarget, if necessary
                        if ( !event.relatedTarget && fromElement ) {
                              event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
                        }
      
                        // Add which for click: 1 === left; 2 === middle; 3 === right
                        // Note: button is not normalized, so don't use it
                        if ( !event.which && button !== undefined ) {
                              event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
                        }
      
                        return event;
                  }
            },
      
            special: {
                  load: {
                        // Prevent triggered image.load events from bubbling to window.load
                        noBubble: true
                  },
                  focus: {
                        // Fire native event if possible so blur/focus sequence is correct
                        trigger: function() {
                              if ( this !== safeActiveElement() && this.focus ) {
                                    try {
                                          this.focus();
                                          return false;
                                    } catch ( e ) {
                                          // Support: IE<9
                                          // If we error on focus to hidden element (#1486, #12518),
                                          // let .trigger() run the handlers
                                    }
                              }
                        },
                        delegateType: "focusin"
                  },
                  blur: {
                        trigger: function() {
                              if ( this === safeActiveElement() && this.blur ) {
                                    this.blur();
                                    return false;
                              }
                        },
                        delegateType: "focusout"
                  },
                  click: {
                        // For checkbox, fire native event so checked state will be right
                        trigger: function() {
                              if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) {
                                    this.click();
                                    return false;
                              }
                        },
      
                        // For cross-browser consistency, don't fire native .click() on links
                        _default: function( event ) {
                              return jQuery.nodeName( event.target, "a" );
                        }
                  },
      
                  beforeunload: {
                        postDispatch: function( event ) {
      
                              // Even when returnValue equals to undefined Firefox will still show alert
                              if ( event.result !== undefined ) {
                                    event.originalEvent.returnValue = event.result;
                              }
                        }
                  }
            },
      
            simulate: function( type, elem, event, bubble ) {
                  // Piggyback on a donor event to simulate a different one.
                  // Fake originalEvent to avoid donor's stopPropagation, but if the
                  // simulated event prevents default then we do the same on the donor.
                  var e = jQuery.extend(
                        new jQuery.Event(),
                        event,
                        {
                              type: type,
                              isSimulated: true,
                              originalEvent: {}
                        }
                  );
                  if ( bubble ) {
                        jQuery.event.trigger( e, null, elem );
                  } else {
                        jQuery.event.dispatch.call( elem, e );
                  }
                  if ( e.isDefaultPrevented() ) {
                        event.preventDefault();
                  }
            }
      };
      
      jQuery.removeEvent = document.removeEventListener ?
            function( elem, type, handle ) {
                  if ( elem.removeEventListener ) {
                        elem.removeEventListener( type, handle, false );
                  }
            } :
            function( elem, type, handle ) {
                  var name = "on" + type;
      
                  if ( elem.detachEvent ) {
      
                        // #8545, #7054, preventing memory leaks for custom events in IE6-8
                        // detachEvent needed property on element, by name of that event, to properly expose it to GC
                        if ( typeof elem[ name ] === core_strundefined ) {
                              elem[ name ] = null;
                        }
      
                        elem.detachEvent( name, handle );
                  }
            };
      
      jQuery.Event = function( src, props ) {
            // Allow instantiation without the 'new' keyword
            if ( !(this instanceof jQuery.Event) ) {
                  return new jQuery.Event( src, props );
            }
      
            // Event object
            if ( src && src.type ) {
                  this.originalEvent = src;
                  this.type = src.type;
      
                  // Events bubbling up the document may have been marked as prevented
                  // by a handler lower down the tree; reflect the correct value.
                  this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||
                        src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;
      
            // Event type
            } else {
                  this.type = src;
            }
      
            // Put explicitly provided properties onto the event object
            if ( props ) {
                  jQuery.extend( this, props );
            }
      
            // Create a timestamp if incoming event doesn't have one
            this.timeStamp = src && src.timeStamp || jQuery.now();
      
            // Mark it as fixed
            this[ jQuery.expando ] = true;
      };
      
      // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
      // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
      jQuery.Event.prototype = {
            isDefaultPrevented: returnFalse,
            isPropagationStopped: returnFalse,
            isImmediatePropagationStopped: returnFalse,
      
            preventDefault: function() {
                  var e = this.originalEvent;
      
                  this.isDefaultPrevented = returnTrue;
                  if ( !e ) {
                        return;
                  }
      
                  // If preventDefault exists, run it on the original event
                  if ( e.preventDefault ) {
                        e.preventDefault();
      
                  // Support: IE
                  // Otherwise set the returnValue property of the original event to false
                  } else {
                        e.returnValue = false;
                  }
            },
            stopPropagation: function() {
                  var e = this.originalEvent;
      
                  this.isPropagationStopped = returnTrue;
                  if ( !e ) {
                        return;
                  }
                  // If stopPropagation exists, run it on the original event
                  if ( e.stopPropagation ) {
                        e.stopPropagation();
                  }
      
                  // Support: IE
                  // Set the cancelBubble property of the original event to true
                  e.cancelBubble = true;
            },
            stopImmediatePropagation: function() {
                  this.isImmediatePropagationStopped = returnTrue;
                  this.stopPropagation();
            }
      };
      
      // Create mouseenter/leave events using mouseover/out and event-time checks
      jQuery.each({
            mouseenter: "mouseover",
            mouseleave: "mouseout"
      }, function( orig, fix ) {
            jQuery.event.special[ orig ] = {
                  delegateType: fix,
                  bindType: fix,
      
                  handle: function( event ) {
                        var ret,
                              target = this,
                              related = event.relatedTarget,
                              handleObj = event.handleObj;
      
                        // For mousenter/leave call the handler if related is outside the target.
                        // NB: No relatedTarget if the mouse left/entered the browser window
                        if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
                              event.type = handleObj.origType;
                              ret = handleObj.handler.apply( this, arguments );
                              event.type = fix;
                        }
                        return ret;
                  }
            };
      });
      
      // IE submit delegation
      if ( !jQuery.support.submitBubbles ) {
      
            jQuery.event.special.submit = {
                  setup: function() {
                        // Only need this for delegated form submit events
                        if ( jQuery.nodeName( this, "form" ) ) {
                              return false;
                        }
      
                        // Lazy-add a submit handler when a descendant form may potentially be submitted
                        jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
                              // Node name check avoids a VML-related crash in IE (#9807)
                              var elem = e.target,
                                    form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
                              if ( form && !jQuery._data( form, "submitBubbles" ) ) {
                                    jQuery.event.add( form, "submit._submit", function( event ) {
                                          event._submit_bubble = true;
                                    });
                                    jQuery._data( form, "submitBubbles", true );
                              }
                        });
                        // return undefined since we don't need an event listener
                  },
      
                  postDispatch: function( event ) {
                        // If form was submitted by the user, bubble the event up the tree
                        if ( event._submit_bubble ) {
                              delete event._submit_bubble;
                              if ( this.parentNode && !event.isTrigger ) {
                                    jQuery.event.simulate( "submit", this.parentNode, event, true );
                              }
                        }
                  },
      
                  teardown: function() {
                        // Only need this for delegated form submit events
                        if ( jQuery.nodeName( this, "form" ) ) {
                              return false;
                        }
      
                        // Remove delegated handlers; cleanData eventually reaps submit handlers attached above
                        jQuery.event.remove( this, "._submit" );
                  }
            };
      }
      
      // IE change delegation and checkbox/radio fix
      if ( !jQuery.support.changeBubbles ) {
      
            jQuery.event.special.change = {
      
                  setup: function() {
      
                        if ( rformElems.test( this.nodeName ) ) {
                              // IE doesn't fire change on a check/radio until blur; trigger it on click
                              // after a propertychange. Eat the blur-change in special.change.handle.
                              // This still fires onchange a second time for check/radio after blur.
                              if ( this.type === "checkbox" || this.type === "radio" ) {
                                    jQuery.event.add( this, "propertychange._change", function( event ) {
                                          if ( event.originalEvent.propertyName === "checked" ) {
                                                this._just_changed = true;
                                          }
                                    });
                                    jQuery.event.add( this, "click._change", function( event ) {
                                          if ( this._just_changed && !event.isTrigger ) {
                                                this._just_changed = false;
                                          }
                                          // Allow triggered, simulated change events (#11500)
                                          jQuery.event.simulate( "change", this, event, true );
                                    });
                              }
                              return false;
                        }
                        // Delegated event; lazy-add a change handler on descendant inputs
                        jQuery.event.add( this, "beforeactivate._change", function( e ) {
                              var elem = e.target;
      
                              if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) {
                                    jQuery.event.add( elem, "change._change", function( event ) {
                                          if ( this.parentNode && !event.isSimulated && !event.isTrigger ) {
                                                jQuery.event.simulate( "change", this.parentNode, event, true );
                                          }
                                    });
                                    jQuery._data( elem, "changeBubbles", true );
                              }
                        });
                  },
      
                  handle: function( event ) {
                        var elem = event.target;
      
                        // Swallow native change events from checkbox/radio, we already triggered them above
                        if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
                              return event.handleObj.handler.apply( this, arguments );
                        }
                  },
      
                  teardown: function() {
                        jQuery.event.remove( this, "._change" );
      
                        return !rformElems.test( this.nodeName );
                  }
            };
      }
      
      // Create "bubbling" focus and blur events
      if ( !jQuery.support.focusinBubbles ) {
            jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
      
                  // Attach a single capturing handler while someone wants focusin/focusout
                  var attaches = 0,
                        handler = function( event ) {
                              jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
                        };
      
                  jQuery.event.special[ fix ] = {
                        setup: function() {
                              if ( attaches++ === 0 ) {
                                    document.addEventListener( orig, handler, true );
                              }
                        },
                        teardown: function() {
                              if ( --attaches === 0 ) {
                                    document.removeEventListener( orig, handler, true );
                              }
                        }
                  };
            });
      }
      
      jQuery.fn.extend({
      
            on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
                  var type, origFn;
      
                  // Types can be a map of types/handlers
                  if ( typeof types === "object" ) {
                        // ( types-Object, selector, data )
                        if ( typeof selector !== "string" ) {
                              // ( types-Object, data )
                              data = data || selector;
                              selector = undefined;
                        }
                        for ( type in types ) {
                              this.on( type, selector, data, types[ type ], one );
                        }
                        return this;
                  }
      
                  if ( data == null && fn == null ) {
                        // ( types, fn )
                        fn = selector;
                        data = selector = undefined;
                  } else if ( fn == null ) {
                        if ( typeof selector === "string" ) {
                              // ( types, selector, fn )
                              fn = data;
                              data = undefined;
                        } else {
                              // ( types, data, fn )
                              fn = data;
                              data = selector;
                              selector = undefined;
                        }
                  }
                  if ( fn === false ) {
                        fn = returnFalse;
                  } else if ( !fn ) {
                        return this;
                  }
      
                  if ( one === 1 ) {
                        origFn = fn;
                        fn = function( event ) {
                              // Can use an empty set, since event contains the info
                              jQuery().off( event );
                              return origFn.apply( this, arguments );
                        };
                        // Use same guid so caller can remove using origFn
                        fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
                  }
                  return this.each( function() {
                        jQuery.event.add( this, types, fn, data, selector );
                  });
            },
            one: function( types, selector, data, fn ) {
                  return this.on( types, selector, data, fn, 1 );
            },
            off: function( types, selector, fn ) {
                  var handleObj, type;
                  if ( types && types.preventDefault && types.handleObj ) {
                        // ( event )  dispatched jQuery.Event
                        handleObj = types.handleObj;
                        jQuery( types.delegateTarget ).off(
                              handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
                              handleObj.selector,
                              handleObj.handler
                        );
                        return this;
                  }
                  if ( typeof types === "object" ) {
                        // ( types-object [, selector] )
                        for ( type in types ) {
                              this.off( type, selector, types[ type ] );
                        }
                        return this;
                  }
                  if ( selector === false || typeof selector === "function" ) {
                        // ( types [, fn] )
                        fn = selector;
                        selector = undefined;
                  }
                  if ( fn === false ) {
                        fn = returnFalse;
                  }
                  return this.each(function() {
                        jQuery.event.remove( this, types, fn, selector );
                  });
            },
      
            trigger: function( type, data ) {
                  return this.each(function() {
                        jQuery.event.trigger( type, data, this );
                  });
            },
            triggerHandler: function( type, data ) {
                  var elem = this[0];
                  if ( elem ) {
                        return jQuery.event.trigger( type, data, elem, true );
                  }
            }
      });
      var isSimple = /^.[^:#\[\.,]*$/,
            rparentsprev = /^(?:parents|prev(?:Until|All))/,
            rneedsContext = jQuery.expr.match.needsContext,
            // methods guaranteed to produce a unique set when starting from a unique set
            guaranteedUnique = {
                  children: true,
                  contents: true,
                  next: true,
                  prev: true
            };
      
      jQuery.fn.extend({
            find: function( selector ) {
                  var i,
                        ret = [],
                        self = this,
                        len = self.length;
      
                  if ( typeof selector !== "string" ) {
                        return this.pushStack( jQuery( selector ).filter(function() {
                              for ( i = 0; i < len; i++ ) {
                                    if ( jQuery.contains( self[ i ], this ) ) {
                                          return true;
                                    }
                              }
                        }) );
                  }
      
                  for ( i = 0; i < len; i++ ) {
                        jQuery.find( selector, self[ i ], ret );
                  }
      
                  // Needed because $( selector, context ) becomes $( context ).find( selector )
                  ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret );
                  ret.selector = this.selector ? this.selector + " " + selector : selector;
                  return ret;
            },
      
            has: function( target ) {
                  var i,
                        targets = jQuery( target, this ),
                        len = targets.length;
      
                  return this.filter(function() {
                        for ( i = 0; i < len; i++ ) {
                              if ( jQuery.contains( this, targets[i] ) ) {
                                    return true;
                              }
                        }
                  });
            },
      
            not: function( selector ) {
                  return this.pushStack( winnow(this, selector || [], true) );
            },
      
            filter: function( selector ) {
                  return this.pushStack( winnow(this, selector || [], false) );
            },
      
            is: function( selector ) {
                  return !!winnow(
                        this,
      
                        // If this is a positional/relative selector, check membership in the returned set
                        // so $("p:first").is("p:last") won't return true for a doc with two "p".
                        typeof selector === "string" && rneedsContext.test( selector ) ?
                              jQuery( selector ) :
                              selector || [],
                        false
                  ).length;
            },
      
            closest: function( selectors, context ) {
                  var cur,
                        i = 0,
                        l = this.length,
                        ret = [],
                        pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
                              jQuery( selectors, context || this.context ) :
                              0;
      
                  for ( ; i < l; i++ ) {
                        for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) {
                              // Always skip document fragments
                              if ( cur.nodeType < 11 && (pos ?
                                    pos.index(cur) > -1 :
      
                                    // Don't pass non-elements to Sizzle
                                    cur.nodeType === 1 &&
                                          jQuery.find.matchesSelector(cur, selectors)) ) {
      
                                    cur = ret.push( cur );
                                    break;
                              }
                        }
                  }
      
                  return this.pushStack( ret.length > 1 ? jQuery.unique( ret ) : ret );
            },
      
            // Determine the position of an element within
            // the matched set of elements
            index: function( elem ) {
      
                  // No argument, return index in parent
                  if ( !elem ) {
                        return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1;
                  }
      
                  // index in selector
                  if ( typeof elem === "string" ) {
                        return jQuery.inArray( this[0], jQuery( elem ) );
                  }
      
                  // Locate the position of the desired element
                  return jQuery.inArray(
                        // If it receives a jQuery object, the first element is used
                        elem.jquery ? elem[0] : elem, this );
            },
      
            add: function( selector, context ) {
                  var set = typeof selector === "string" ?
                              jQuery( selector, context ) :
                              jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),
                        all = jQuery.merge( this.get(), set );
      
                  return this.pushStack( jQuery.unique(all) );
            },
      
            addBack: function( selector ) {
                  return this.add( selector == null ?
                        this.prevObject : this.prevObject.filter(selector)
                  );
            }
      });
      
      function sibling( cur, dir ) {
            do {
                  cur = cur[ dir ];
            } while ( cur && cur.nodeType !== 1 );
      
            return cur;
      }
      
      jQuery.each({
            parent: function( elem ) {
                  var parent = elem.parentNode;
                  return parent && parent.nodeType !== 11 ? parent : null;
            },
            parents: function( elem ) {
                  return jQuery.dir( elem, "parentNode" );
            },
            parentsUntil: function( elem, i, until ) {
                  return jQuery.dir( elem, "parentNode", until );
            },
            next: function( elem ) {
                  return sibling( elem, "nextSibling" );
            },
            prev: function( elem ) {
                  return sibling( elem, "previousSibling" );
            },
            nextAll: function( elem ) {
                  return jQuery.dir( elem, "nextSibling" );
            },
            prevAll: function( elem ) {
                  return jQuery.dir( elem, "previousSibling" );
            },
            nextUntil: function( elem, i, until ) {
                  return jQuery.dir( elem, "nextSibling", until );
            },
            prevUntil: function( elem, i, until ) {
                  return jQuery.dir( elem, "previousSibling", until );
            },
            siblings: function( elem ) {
                  return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
            },
            children: function( elem ) {
                  return jQuery.sibling( elem.firstChild );
            },
            contents: function( elem ) {
                  return jQuery.nodeName( elem, "iframe" ) ?
                        elem.contentDocument || elem.contentWindow.document :
                        jQuery.merge( [], elem.childNodes );
            }
      }, function( name, fn ) {
            jQuery.fn[ name ] = function( until, selector ) {
                  var ret = jQuery.map( this, fn, until );
      
                  if ( name.slice( -5 ) !== "Until" ) {
                        selector = until;
                  }
      
                  if ( selector && typeof selector === "string" ) {
                        ret = jQuery.filter( selector, ret );
                  }
      
                  if ( this.length > 1 ) {
                        // Remove duplicates
                        if ( !guaranteedUnique[ name ] ) {
                              ret = jQuery.unique( ret );
                        }
      
                        // Reverse order for parents* and prev-derivatives
                        if ( rparentsprev.test( name ) ) {
                              ret = ret.reverse();
                        }
                  }
      
                  return this.pushStack( ret );
            };
      });
      
      jQuery.extend({
            filter: function( expr, elems, not ) {
                  var elem = elems[ 0 ];
      
                  if ( not ) {
                        expr = ":not(" + expr + ")";
                  }
      
                  return elems.length === 1 && elem.nodeType === 1 ?
                        jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] :
                        jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
                              return elem.nodeType === 1;
                        }));
            },
      
            dir: function( elem, dir, until ) {
                  var matched = [],
                        cur = elem[ dir ];
      
                  while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
                        if ( cur.nodeType === 1 ) {
                              matched.push( cur );
                        }
                        cur = cur[dir];
                  }
                  return matched;
            },
      
            sibling: function( n, elem ) {
                  var r = [];
      
                  for ( ; n; n = n.nextSibling ) {
                        if ( n.nodeType === 1 && n !== elem ) {
                              r.push( n );
                        }
                  }
      
                  return r;
            }
      });
      
      // Implement the identical functionality for filter and not
      function winnow( elements, qualifier, not ) {
            if ( jQuery.isFunction( qualifier ) ) {
                  return jQuery.grep( elements, function( elem, i ) {
                        /* jshint -W018 */
                        return !!qualifier.call( elem, i, elem ) !== not;
                  });
      
            }
      
            if ( qualifier.nodeType ) {
                  return jQuery.grep( elements, function( elem ) {
                        return ( elem === qualifier ) !== not;
                  });
      
            }
      
            if ( typeof qualifier === "string" ) {
                  if ( isSimple.test( qualifier ) ) {
                        return jQuery.filter( qualifier, elements, not );
                  }
      
                  qualifier = jQuery.filter( qualifier, elements );
            }
      
            return jQuery.grep( elements, function( elem ) {
                  return ( jQuery.inArray( elem, qualifier ) >= 0 ) !== not;
            });
      }
      function createSafeFragment( document ) {
            var list = nodeNames.split( "|" ),
                  safeFrag = document.createDocumentFragment();
      
            if ( safeFrag.createElement ) {
                  while ( list.length ) {
                        safeFrag.createElement(
                              list.pop()
                        );
                  }
            }
            return safeFrag;
      }
      
      var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" +
                  "header|hgroup|mark|meter|nav|output|progress|section|summary|time|video",
            rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
            rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
            rleadingWhitespace = /^\s+/,
            rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
            rtagName = /<([\w:]+)/,
            rtbody = /<tbody/i,
            rhtml = /<|&#?\w+;/,
            rnoInnerhtml = /<(?:script|style|link)/i,
            manipulation_rcheckableType = /^(?:checkbox|radio)$/i,
            // checked="checked" or checked
            rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
            rscriptType = /^$|\/(?:java|ecma)script/i,
            rscriptTypeMasked = /^true\/(.*)/,
            rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g,
      
            // We have to close these tags to support XHTML (#13200)
            wrapMap = {
                  option: [ 1, "<select multiple='multiple'>", "</select>" ],
                  legend: [ 1, "<fieldset>", "</fieldset>" ],
                  area: [ 1, "<map>", "</map>" ],
                  param: [ 1, "<object>", "</object>" ],
                  thead: [ 1, "<table>", "</table>" ],
                  tr: [ 2, "<table><tbody>", "</tbody></table>" ],
                  col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
                  td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
      
                  // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
                  // unless wrapped in a div with non-breaking characters in front of it.
                  _default: jQuery.support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X<div>", "</div>"  ]
            },
            safeFragment = createSafeFragment( document ),
            fragmentDiv = safeFragment.appendChild( document.createElement("div") );
      
      wrapMap.optgroup = wrapMap.option;
      wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
      wrapMap.th = wrapMap.td;
      
      jQuery.fn.extend({
            text: function( value ) {
                  return jQuery.access( this, function( value ) {
                        return value === undefined ?
                              jQuery.text( this ) :
                              this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) );
                  }, null, value, arguments.length );
            },
      
            append: function() {
                  return this.domManip( arguments, function( elem ) {
                        if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
                              var target = manipulationTarget( this, elem );
                              target.appendChild( elem );
                        }
                  });
            },
      
            prepend: function() {
                  return this.domManip( arguments, function( elem ) {
                        if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
                              var target = manipulationTarget( this, elem );
                              target.insertBefore( elem, target.firstChild );
                        }
                  });
            },
      
            before: function() {
                  return this.domManip( arguments, function( elem ) {
                        if ( this.parentNode ) {
                              this.parentNode.insertBefore( elem, this );
                        }
                  });
            },
      
            after: function() {
                  return this.domManip( arguments, function( elem ) {
                        if ( this.parentNode ) {
                              this.parentNode.insertBefore( elem, this.nextSibling );
                        }
                  });
            },
      
            // keepData is for internal use only--do not document
            remove: function( selector, keepData ) {
                  var elem,
                        elems = selector ? jQuery.filter( selector, this ) : this,
                        i = 0;
      
                  for ( ; (elem = elems[i]) != null; i++ ) {
      
                        if ( !keepData && elem.nodeType === 1 ) {
                              jQuery.cleanData( getAll( elem ) );
                        }
      
                        if ( elem.parentNode ) {
                              if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) {
                                    setGlobalEval( getAll( elem, "script" ) );
                              }
                              elem.parentNode.removeChild( elem );
                        }
                  }
      
                  return this;
            },
      
            empty: function() {
                  var elem,
                        i = 0;
      
                  for ( ; (elem = this[i]) != null; i++ ) {
                        // Remove element nodes and prevent memory leaks
                        if ( elem.nodeType === 1 ) {
                              jQuery.cleanData( getAll( elem, false ) );
                        }
      
                        // Remove any remaining nodes
                        while ( elem.firstChild ) {
                              elem.removeChild( elem.firstChild );
                        }
      
                        // If this is a select, ensure that it displays empty (#12336)
                        // Support: IE<9
                        if ( elem.options && jQuery.nodeName( elem, "select" ) ) {
                              elem.options.length = 0;
                        }
                  }
      
                  return this;
            },
      
            clone: function( dataAndEvents, deepDataAndEvents ) {
                  dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
                  deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
      
                  return this.map( function () {
                        return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
                  });
            },
      
            html: function( value ) {
                  return jQuery.access( this, function( value ) {
                        var elem = this[0] || {},
                              i = 0,
                              l = this.length;
      
                        if ( value === undefined ) {
                              return elem.nodeType === 1 ?
                                    elem.innerHTML.replace( rinlinejQuery, "" ) :
                                    undefined;
                        }
      
                        // See if we can take a shortcut and just use innerHTML
                        if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
                              ( jQuery.support.htmlSerialize || !rnoshimcache.test( value )  ) &&
                              ( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) &&
                              !wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) {
      
                              value = value.replace( rxhtmlTag, "<$1></$2>" );
      
                              try {
                                    for (; i < l; i++ ) {
                                          // Remove element nodes and prevent memory leaks
                                          elem = this[i] || {};
                                          if ( elem.nodeType === 1 ) {
                                                jQuery.cleanData( getAll( elem, false ) );
                                                elem.innerHTML = value;
                                          }
                                    }
      
                                    elem = 0;
      
                              // If using innerHTML throws an exception, use the fallback method
                              } catch(e) {}
                        }
      
                        if ( elem ) {
                              this.empty().append( value );
                        }
                  }, null, value, arguments.length );
            },
      
            replaceWith: function() {
                  var
                        // Snapshot the DOM in case .domManip sweeps something relevant into its fragment
                        args = jQuery.map( this, function( elem ) {
                              return [ elem.nextSibling, elem.parentNode ];
                        }),
                        i = 0;
      
                  // Make the changes, replacing each context element with the new content
                  this.domManip( arguments, function( elem ) {
                        var next = args[ i++ ],
                              parent = args[ i++ ];
      
                        if ( parent ) {
                              // Don't use the snapshot next if it has moved (#13810)
                              if ( next && next.parentNode !== parent ) {
                                    next = this.nextSibling;
                              }
                              jQuery( this ).remove();
                              parent.insertBefore( elem, next );
                        }
                  // Allow new content to include elements from the context set
                  }, true );
      
                  // Force removal if there was no new content (e.g., from empty arguments)
                  return i ? this : this.remove();
            },
      
            detach: function( selector ) {
                  return this.remove( selector, true );
            },
      
            domManip: function( args, callback, allowIntersection ) {
      
                  // Flatten any nested arrays
                  args = core_concat.apply( [], args );
      
                  var first, node, hasScripts,
                        scripts, doc, fragment,
                        i = 0,
                        l = this.length,
                        set = this,
                        iNoClone = l - 1,
                        value = args[0],
                        isFunction = jQuery.isFunction( value );
      
                  // We can't cloneNode fragments that contain checked, in WebKit
                  if ( isFunction || !( l <= 1 || typeof value !== "string" || jQuery.support.checkClone || !rchecked.test( value ) ) ) {
                        return this.each(function( index ) {
                              var self = set.eq( index );
                              if ( isFunction ) {
                                    args[0] = value.call( this, index, self.html() );
                              }
                              self.domManip( args, callback, allowIntersection );
                        });
                  }
      
                  if ( l ) {
                        fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, !allowIntersection && this );
                        first = fragment.firstChild;
      
                        if ( fragment.childNodes.length === 1 ) {
                              fragment = first;
                        }
      
                        if ( first ) {
                              scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
                              hasScripts = scripts.length;
      
                              // Use the original fragment for the last item instead of the first because it can end up
                              // being emptied incorrectly in certain situations (#8070).
                              for ( ; i < l; i++ ) {
                                    node = fragment;
      
                                    if ( i !== iNoClone ) {
                                          node = jQuery.clone( node, true, true );
      
                                          // Keep references to cloned scripts for later restoration
                                          if ( hasScripts ) {
                                                jQuery.merge( scripts, getAll( node, "script" ) );
                                          }
                                    }
      
                                    callback.call( this[i], node, i );
                              }
      
                              if ( hasScripts ) {
                                    doc = scripts[ scripts.length - 1 ].ownerDocument;
      
                                    // Reenable scripts
                                    jQuery.map( scripts, restoreScript );
      
                                    // Evaluate executable scripts on first document insertion
                                    for ( i = 0; i < hasScripts; i++ ) {
                                          node = scripts[ i ];
                                          if ( rscriptType.test( node.type || "" ) &&
                                                !jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) {
      
                                                if ( node.src ) {
                                                      // Hope ajax is available...
                                                      jQuery._evalUrl( node.src );
                                                } else {
                                                      jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) );
                                                }
                                          }
                                    }
                              }
      
                              // Fix #11809: Avoid leaking memory
                              fragment = first = null;
                        }
                  }
      
                  return this;
            }
      });
      
      // Support: IE<8
      // Manipulating tables requires a tbody
      function manipulationTarget( elem, content ) {
            return jQuery.nodeName( elem, "table" ) &&
                  jQuery.nodeName( content.nodeType === 1 ? content : content.firstChild, "tr" ) ?
      
                  elem.getElementsByTagName("tbody")[0] ||
                        elem.appendChild( elem.ownerDocument.createElement("tbody") ) :
                  elem;
      }
      
      // Replace/restore the type attribute of script elements for safe DOM manipulation
      function disableScript( elem ) {
            elem.type = (jQuery.find.attr( elem, "type" ) !== null) + "/" + elem.type;
            return elem;
      }
      function restoreScript( elem ) {
            var match = rscriptTypeMasked.exec( elem.type );
            if ( match ) {
                  elem.type = match[1];
            } else {
                  elem.removeAttribute("type");
            }
            return elem;
      }
      
      // Mark scripts as having already been evaluated
      function setGlobalEval( elems, refElements ) {
            var elem,
                  i = 0;
            for ( ; (elem = elems[i]) != null; i++ ) {
                  jQuery._data( elem, "globalEval", !refElements || jQuery._data( refElements[i], "globalEval" ) );
            }
      }
      
      function cloneCopyEvent( src, dest ) {
      
            if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
                  return;
            }
      
            var type, i, l,
                  oldData = jQuery._data( src ),
                  curData = jQuery._data( dest, oldData ),
                  events = oldData.events;
      
            if ( events ) {
                  delete curData.handle;
                  curData.events = {};
      
                  for ( type in events ) {
                        for ( i = 0, l = events[ type ].length; i < l; i++ ) {
                              jQuery.event.add( dest, type, events[ type ][ i ] );
                        }
                  }
            }
      
            // make the cloned public data object a copy from the original
            if ( curData.data ) {
                  curData.data = jQuery.extend( {}, curData.data );
            }
      }
      
      function fixCloneNodeIssues( src, dest ) {
            var nodeName, e, data;
      
            // We do not need to do anything for non-Elements
            if ( dest.nodeType !== 1 ) {
                  return;
            }
      
            nodeName = dest.nodeName.toLowerCase();
      
            // IE6-8 copies events bound via attachEvent when using cloneNode.
            if ( !jQuery.support.noCloneEvent && dest[ jQuery.expando ] ) {
                  data = jQuery._data( dest );
      
                  for ( e in data.events ) {
                        jQuery.removeEvent( dest, e, data.handle );
                  }
      
                  // Event data gets referenced instead of copied if the expando gets copied too
                  dest.removeAttribute( jQuery.expando );
            }
      
            // IE blanks contents when cloning scripts, and tries to evaluate newly-set text
            if ( nodeName === "script" && dest.text !== src.text ) {
                  disableScript( dest ).text = src.text;
                  restoreScript( dest );
      
            // IE6-10 improperly clones children of object elements using classid.
            // IE10 throws NoModificationAllowedError if parent is null, #12132.
            } else if ( nodeName === "object" ) {
                  if ( dest.parentNode ) {
                        dest.outerHTML = src.outerHTML;
                  }
      
                  // This path appears unavoidable for IE9. When cloning an object
                  // element in IE9, the outerHTML strategy above is not sufficient.
                  // If the src has innerHTML and the destination does not,
                  // copy the src.innerHTML into the dest.innerHTML. #10324
                  if ( jQuery.support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) {
                        dest.innerHTML = src.innerHTML;
                  }
      
            } else if ( nodeName === "input" && manipulation_rcheckableType.test( src.type ) ) {
                  // IE6-8 fails to persist the checked state of a cloned checkbox
                  // or radio button. Worse, IE6-7 fail to give the cloned element
                  // a checked appearance if the defaultChecked value isn't also set
      
                  dest.defaultChecked = dest.checked = src.checked;
      
                  // IE6-7 get confused and end up setting the value of a cloned
                  // checkbox/radio button to an empty string instead of "on"
                  if ( dest.value !== src.value ) {
                        dest.value = src.value;
                  }
      
            // IE6-8 fails to return the selected option to the default selected
            // state when cloning options
            } else if ( nodeName === "option" ) {
                  dest.defaultSelected = dest.selected = src.defaultSelected;
      
            // IE6-8 fails to set the defaultValue to the correct value when
            // cloning other types of input fields
            } else if ( nodeName === "input" || nodeName === "textarea" ) {
                  dest.defaultValue = src.defaultValue;
            }
      }
      
      jQuery.each({
            appendTo: "append",
            prependTo: "prepend",
            insertBefore: "before",
            insertAfter: "after",
            replaceAll: "replaceWith"
      }, function( name, original ) {
            jQuery.fn[ name ] = function( selector ) {
                  var elems,
                        i = 0,
                        ret = [],
                        insert = jQuery( selector ),
                        last = insert.length - 1;
      
                  for ( ; i <= last; i++ ) {
                        elems = i === last ? this : this.clone(true);
                        jQuery( insert[i] )[ original ]( elems );
      
                        // Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get()
                        core_push.apply( ret, elems.get() );
                  }
      
                  return this.pushStack( ret );
            };
      });
      
      function getAll( context, tag ) {
            var elems, elem,
                  i = 0,
                  found = typeof context.getElementsByTagName !== core_strundefined ? context.getElementsByTagName( tag || "*" ) :
                        typeof context.querySelectorAll !== core_strundefined ? context.querySelectorAll( tag || "*" ) :
                        undefined;
      
            if ( !found ) {
                  for ( found = [], elems = context.childNodes || context; (elem = elems[i]) != null; i++ ) {
                        if ( !tag || jQuery.nodeName( elem, tag ) ) {
                              found.push( elem );
                        } else {
                              jQuery.merge( found, getAll( elem, tag ) );
                        }
                  }
            }
      
            return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
                  jQuery.merge( [ context ], found ) :
                  found;
      }
      
      // Used in buildFragment, fixes the defaultChecked property
      function fixDefaultChecked( elem ) {
            if ( manipulation_rcheckableType.test( elem.type ) ) {
                  elem.defaultChecked = elem.checked;
            }
      }
      
      jQuery.extend({
            clone: function( elem, dataAndEvents, deepDataAndEvents ) {
                  var destElements, node, clone, i, srcElements,
                        inPage = jQuery.contains( elem.ownerDocument, elem );
      
                  if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) {
                        clone = elem.cloneNode( true );
      
                  // IE<=8 does not properly clone detached, unknown element nodes
                  } else {
                        fragmentDiv.innerHTML = elem.outerHTML;
                        fragmentDiv.removeChild( clone = fragmentDiv.firstChild );
                  }
      
                  if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) &&
                              (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {
      
                        // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
                        destElements = getAll( clone );
                        srcElements = getAll( elem );
      
                        // Fix all IE cloning issues
                        for ( i = 0; (node = srcElements[i]) != null; ++i ) {
                              // Ensure that the destination node is not null; Fixes #9587
                              if ( destElements[i] ) {
                                    fixCloneNodeIssues( node, destElements[i] );
                              }
                        }
                  }
      
                  // Copy the events from the original to the clone
                  if ( dataAndEvents ) {
                        if ( deepDataAndEvents ) {
                              srcElements = srcElements || getAll( elem );
                              destElements = destElements || getAll( clone );
      
                              for ( i = 0; (node = srcElements[i]) != null; i++ ) {
                                    cloneCopyEvent( node, destElements[i] );
                              }
                        } else {
                              cloneCopyEvent( elem, clone );
                        }
                  }
      
                  // Preserve script evaluation history
                  destElements = getAll( clone, "script" );
                  if ( destElements.length > 0 ) {
                        setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
                  }
      
                  destElements = srcElements = node = null;
      
                  // Return the cloned set
                  return clone;
            },
      
            buildFragment: function( elems, context, scripts, selection ) {
                  var j, elem, contains,
                        tmp, tag, tbody, wrap,
                        l = elems.length,
      
                        // Ensure a safe fragment
                        safe = createSafeFragment( context ),
      
                        nodes = [],
                        i = 0;
      
                  for ( ; i < l; i++ ) {
                        elem = elems[ i ];
      
                        if ( elem || elem === 0 ) {
      
                              // Add nodes directly
                              if ( jQuery.type( elem ) === "object" ) {
                                    jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
      
                              // Convert non-html into a text node
                              } else if ( !rhtml.test( elem ) ) {
                                    nodes.push( context.createTextNode( elem ) );
      
                              // Convert html into DOM nodes
                              } else {
                                    tmp = tmp || safe.appendChild( context.createElement("div") );
      
                                    // Deserialize a standard representation
                                    tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase();
                                    wrap = wrapMap[ tag ] || wrapMap._default;
      
                                    tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[2];
      
                                    // Descend through wrappers to the right content
                                    j = wrap[0];
                                    while ( j-- ) {
                                          tmp = tmp.lastChild;
                                    }
      
                                    // Manually add leading whitespace removed by IE
                                    if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
                                          nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) );
                                    }
      
                                    // Remove IE's autoinserted <tbody> from table fragments
                                    if ( !jQuery.support.tbody ) {
      
                                          // String was a <table>, *may* have spurious <tbody>
                                          elem = tag === "table" && !rtbody.test( elem ) ?
                                                tmp.firstChild :
      
                                                // String was a bare <thead> or <tfoot>
                                                wrap[1] === "<table>" && !rtbody.test( elem ) ?
                                                      tmp :
                                                      0;
      
                                          j = elem && elem.childNodes.length;
                                          while ( j-- ) {
                                                if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) {
                                                      elem.removeChild( tbody );
                                                }
                                          }
                                    }
      
                                    jQuery.merge( nodes, tmp.childNodes );
      
                                    // Fix #12392 for WebKit and IE > 9
                                    tmp.textContent = "";
      
                                    // Fix #12392 for oldIE
                                    while ( tmp.firstChild ) {
                                          tmp.removeChild( tmp.firstChild );
                                    }
      
                                    // Remember the top-level container for proper cleanup
                                    tmp = safe.lastChild;
                              }
                        }
                  }
      
                  // Fix #11356: Clear elements from fragment
                  if ( tmp ) {
                        safe.removeChild( tmp );
                  }
      
                  // Reset defaultChecked for any radios and checkboxes
                  // about to be appended to the DOM in IE 6/7 (#8060)
                  if ( !jQuery.support.appendChecked ) {
                        jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked );
                  }
      
                  i = 0;
                  while ( (elem = nodes[ i++ ]) ) {
      
                        // #4087 - If origin and destination elements are the same, and this is
                        // that element, do not do anything
                        if ( selection && jQuery.inArray( elem, selection ) !== -1 ) {
                              continue;
                        }
      
                        contains = jQuery.contains( elem.ownerDocument, elem );
      
                        // Append to fragment
                        tmp = getAll( safe.appendChild( elem ), "script" );
      
                        // Preserve script evaluation history
                        if ( contains ) {
                              setGlobalEval( tmp );
                        }
      
                        // Capture executables
                        if ( scripts ) {
                              j = 0;
                              while ( (elem = tmp[ j++ ]) ) {
                                    if ( rscriptType.test( elem.type || "" ) ) {
                                          scripts.push( elem );
                                    }
                              }
                        }
                  }
      
                  tmp = null;
      
                  return safe;
            },
      
            cleanData: function( elems, /* internal */ acceptData ) {
                  var elem, type, id, data,
                        i = 0,
                        internalKey = jQuery.expando,
                        cache = jQuery.cache,
                        deleteExpando = jQuery.support.deleteExpando,
                        special = jQuery.event.special;
      
                  for ( ; (elem = elems[i]) != null; i++ ) {
      
                        if ( acceptData || jQuery.acceptData( elem ) ) {
      
                              id = elem[ internalKey ];
                              data = id && cache[ id ];
      
                              if ( data ) {
                                    if ( data.events ) {
                                          for ( type in data.events ) {
                                                if ( special[ type ] ) {
                                                      jQuery.event.remove( elem, type );
      
                                                // This is a shortcut to avoid jQuery.event.remove's overhead
                                                } else {
                                                      jQuery.removeEvent( elem, type, data.handle );
                                                }
                                          }
                                    }
      
                                    // Remove cache only if it was not already removed by jQuery.event.remove
                                    if ( cache[ id ] ) {
      
                                          delete cache[ id ];
      
                                          // IE does not allow us to delete expando properties from nodes,
                                          // nor does it have a removeAttribute function on Document nodes;
                                          // we must handle all of these cases
                                          if ( deleteExpando ) {
                                                delete elem[ internalKey ];
      
                                          } else if ( typeof elem.removeAttribute !== core_strundefined ) {
                                                elem.removeAttribute( internalKey );
      
                                          } else {
                                                elem[ internalKey ] = null;
                                          }
      
                                          core_deletedIds.push( id );
                                    }
                              }
                        }
                  }
            },
      
            _evalUrl: function( url ) {
                  return jQuery.ajax({
                        url: url,
                        type: "GET",
                        dataType: "script",
                        async: false,
                        global: false,
                        "throws": true
                  });
            }
      });
      jQuery.fn.extend({
            wrapAll: function( html ) {
                  if ( jQuery.isFunction( html ) ) {
                        return this.each(function(i) {
                              jQuery(this).wrapAll( html.call(this, i) );
                        });
                  }
      
                  if ( this[0] ) {
                        // The elements to wrap the target around
                        var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);
      
                        if ( this[0].parentNode ) {
                              wrap.insertBefore( this[0] );
                        }
      
                        wrap.map(function() {
                              var elem = this;
      
                              while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
                                    elem = elem.firstChild;
                              }
      
                              return elem;
                        }).append( this );
                  }
      
                  return this;
            },
      
            wrapInner: function( html ) {
                  if ( jQuery.isFunction( html ) ) {
                        return this.each(function(i) {
                              jQuery(this).wrapInner( html.call(this, i) );
                        });
                  }
      
                  return this.each(function() {
                        var self = jQuery( this ),
                              contents = self.contents();
      
                        if ( contents.length ) {
                              contents.wrapAll( html );
      
                        } else {
                              self.append( html );
                        }
                  });
            },
      
            wrap: function( html ) {
                  var isFunction = jQuery.isFunction( html );
      
                  return this.each(function(i) {
                        jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
                  });
            },
      
            unwrap: function() {
                  return this.parent().each(function() {
                        if ( !jQuery.nodeName( this, "body" ) ) {
                              jQuery( this ).replaceWith( this.childNodes );
                        }
                  }).end();
            }
      });
      var iframe, getStyles, curCSS,
            ralpha = /alpha\([^)]*\)/i,
            ropacity = /opacity\s*=\s*([^)]*)/,
            rposition = /^(top|right|bottom|left)$/,
            // swappable if display is none or starts with table except "table", "table-cell", or "table-caption"
            // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
            rdisplayswap = /^(none|table(?!-c[ea]).+)/,
            rmargin = /^margin/,
            rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ),
            rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ),
            rrelNum = new RegExp( "^([+-])=(" + core_pnum + ")", "i" ),
            elemdisplay = { BODY: "block" },
      
            cssShow = { position: "absolute", visibility: "hidden", display: "block" },
            cssNormalTransform = {
                  letterSpacing: 0,
                  fontWeight: 400
            },
      
            cssExpand = [ "Top", "Right", "Bottom", "Left" ],
            cssPrefixes = [ "Webkit", "O", "Moz", "ms" ];
      
      // return a css property mapped to a potentially vendor prefixed property
      function vendorPropName( style, name ) {
      
            // shortcut for names that are not vendor prefixed
            if ( name in style ) {
                  return name;
            }
      
            // check for vendor prefixed names
            var capName = name.charAt(0).toUpperCase() + name.slice(1),
                  origName = name,
                  i = cssPrefixes.length;
      
            while ( i-- ) {
                  name = cssPrefixes[ i ] + capName;
                  if ( name in style ) {
                        return name;
                  }
            }
      
            return origName;
      }
      
      function isHidden( elem, el ) {
            // isHidden might be called from jQuery#filter function;
            // in that case, element will be second argument
            elem = el || elem;
            return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem );
      }
      
      function showHide( elements, show ) {
            var display, elem, hidden,
                  values = [],
                  index = 0,
                  length = elements.length;
      
            for ( ; index < length; index++ ) {
                  elem = elements[ index ];
                  if ( !elem.style ) {
                        continue;
                  }
      
                  values[ index ] = jQuery._data( elem, "olddisplay" );
                  display = elem.style.display;
                  if ( show ) {
                        // Reset the inline display of this element to learn if it is
                        // being hidden by cascaded rules or not
                        if ( !values[ index ] && display === "none" ) {
                              elem.style.display = "";
                        }
      
                        // Set elements which have been overridden with display: none
                        // in a stylesheet to whatever the default browser style is
                        // for such an element
                        if ( elem.style.display === "" && isHidden( elem ) ) {
                              values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) );
                        }
                  } else {
      
                        if ( !values[ index ] ) {
                              hidden = isHidden( elem );
      
                              if ( display && display !== "none" || !hidden ) {
                                    jQuery._data( elem, "olddisplay", hidden ? display : jQuery.css( elem, "display" ) );
                              }
                        }
                  }
            }
      
            // Set the display of most of the elements in a second loop
            // to avoid the constant reflow
            for ( index = 0; index < length; index++ ) {
                  elem = elements[ index ];
                  if ( !elem.style ) {
                        continue;
                  }
                  if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
                        elem.style.display = show ? values[ index ] || "" : "none";
                  }
            }
      
            return elements;
      }
      
      jQuery.fn.extend({
            css: function( name, value ) {
                  return jQuery.access( this, function( elem, name, value ) {
                        var len, styles,
                              map = {},
                              i = 0;
      
                        if ( jQuery.isArray( name ) ) {
                              styles = getStyles( elem );
                              len = name.length;
      
                              for ( ; i < len; i++ ) {
                                    map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
                              }
      
                              return map;
                        }
      
                        return value !== undefined ?
                              jQuery.style( elem, name, value ) :
                              jQuery.css( elem, name );
                  }, name, value, arguments.length > 1 );
            },
            show: function() {
                  return showHide( this, true );
            },
            hide: function() {
                  return showHide( this );
            },
            toggle: function( state ) {
                  var bool = typeof state === "boolean";
      
                  return this.each(function() {
                        if ( bool ? state : isHidden( this ) ) {
                              jQuery( this ).show();
                        } else {
                              jQuery( this ).hide();
                        }
                  });
            }
      });
      
      jQuery.extend({
            // Add in style property hooks for overriding the default
            // behavior of getting and setting a style property
            cssHooks: {
                  opacity: {
                        get: function( elem, computed ) {
                              if ( computed ) {
                                    // We should always get a number back from opacity
                                    var ret = curCSS( elem, "opacity" );
                                    return ret === "" ? "1" : ret;
                              }
                        }
                  }
            },
      
            // Don't automatically add "px" to these possibly-unitless properties
            cssNumber: {
                  "columnCount": true,
                  "fillOpacity": true,
                  "fontWeight": true,
                  "lineHeight": true,
                  "opacity": true,
                  "orphans": true,
                  "widows": true,
                  "zIndex": true,
                  "zoom": true
            },
      
            // Add in properties whose names you wish to fix before
            // setting or getting the value
            cssProps: {
                  // normalize float css property
                  "float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat"
            },
      
            // Get and set the style property on a DOM Node
            style: function( elem, name, value, extra ) {
                  // Don't set styles on text and comment nodes
                  if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
                        return;
                  }
      
                  // Make sure that we're working with the right name
                  var ret, type, hooks,
                        origName = jQuery.camelCase( name ),
                        style = elem.style;
      
                  name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) );
      
                  // gets hook for the prefixed version
                  // followed by the unprefixed version
                  hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
      
                  // Check if we're setting a value
                  if ( value !== undefined ) {
                        type = typeof value;
      
                        // convert relative number strings (+= or -=) to relative numbers. #7345
                        if ( type === "string" && (ret = rrelNum.exec( value )) ) {
                              value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) );
                              // Fixes bug #9237
                              type = "number";
                        }
      
                        // Make sure that NaN and null values aren't set. See: #7116
                        if ( value == null || type === "number" && isNaN( value ) ) {
                              return;
                        }
      
                        // If a number was passed in, add 'px' to the (except for certain CSS properties)
                        if ( type === "number" && !jQuery.cssNumber[ origName ] ) {
                              value += "px";
                        }
      
                        // Fixes #8908, it can be done more correctly by specifing setters in cssHooks,
                        // but it would mean to define eight (for every problematic property) identical functions
                        if ( !jQuery.support.clearCloneStyle && value === "" && name.indexOf("background") === 0 ) {
                              style[ name ] = "inherit";
                        }
      
                        // If a hook was provided, use that value, otherwise just set the specified value
                        if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) {
      
                              // Wrapped to prevent IE from throwing errors when 'invalid' values are provided
                              // Fixes bug #5509
                              try {
                                    style[ name ] = value;
                              } catch(e) {}
                        }
      
                  } else {
                        // If a hook was provided get the non-computed value from there
                        if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {
                              return ret;
                        }
      
                        // Otherwise just get the value from the style object
                        return style[ name ];
                  }
            },
      
            css: function( elem, name, extra, styles ) {
                  var num, val, hooks,
                        origName = jQuery.camelCase( name );
      
                  // Make sure that we're working with the right name
                  name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) );
      
                  // gets hook for the prefixed version
                  // followed by the unprefixed version
                  hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
      
                  // If a hook was provided get the computed value from there
                  if ( hooks && "get" in hooks ) {
                        val = hooks.get( elem, true, extra );
                  }
      
                  // Otherwise, if a way to get the computed value exists, use that
                  if ( val === undefined ) {
                        val = curCSS( elem, name, styles );
                  }
      
                  //convert "normal" to computed value
                  if ( val === "normal" && name in cssNormalTransform ) {
                        val = cssNormalTransform[ name ];
                  }
      
                  // Return, converting to number if forced or a qualifier was provided and val looks numeric
                  if ( extra === "" || extra ) {
                        num = parseFloat( val );
                        return extra === true || jQuery.isNumeric( num ) ? num || 0 : val;
                  }
                  return val;
            }
      });
      
      // NOTE: we've included the "window" in window.getComputedStyle
      // because jsdom on node.js will break without it.
      if ( window.getComputedStyle ) {
            getStyles = function( elem ) {
                  return window.getComputedStyle( elem, null );
            };
      
            curCSS = function( elem, name, _computed ) {
                  var width, minWidth, maxWidth,
                        computed = _computed || getStyles( elem ),
      
                        // getPropertyValue is only needed for .css('filter') in IE9, see #12537
                        ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined,
                        style = elem.style;
      
                  if ( computed ) {
      
                        if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
                              ret = jQuery.style( elem, name );
                        }
      
                        // A tribute to the "awesome hack by Dean Edwards"
                        // Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right
                        // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
                        // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
                        if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {
      
                              // Remember the original values
                              width = style.width;
                              minWidth = style.minWidth;
                              maxWidth = style.maxWidth;
      
                              // Put in the new values to get a computed value out
                              style.minWidth = style.maxWidth = style.width = ret;
                              ret = computed.width;
      
                              // Revert the changed values
                              style.width = width;
                              style.minWidth = minWidth;
                              style.maxWidth = maxWidth;
                        }
                  }
      
                  return ret;
            };
      } else if ( document.documentElement.currentStyle ) {
            getStyles = function( elem ) {
                  return elem.currentStyle;
            };
      
            curCSS = function( elem, name, _computed ) {
                  var left, rs, rsLeft,
                        computed = _computed || getStyles( elem ),
                        ret = computed ? computed[ name ] : undefined,
                        style = elem.style;
      
                  // Avoid setting ret to empty string here
                  // so we don't default to auto
                  if ( ret == null && style && style[ name ] ) {
                        ret = style[ name ];
                  }
      
                  // From the awesome hack by Dean Edwards
                  // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
      
                  // If we're not dealing with a regular pixel number
                  // but a number that has a weird ending, we need to convert it to pixels
                  // but not position css attributes, as those are proportional to the parent element instead
                  // and we can't measure the parent instead because it might trigger a "stacking dolls" problem
                  if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {
      
                        // Remember the original values
                        left = style.left;
                        rs = elem.runtimeStyle;
                        rsLeft = rs && rs.left;
      
                        // Put in the new values to get a computed value out
                        if ( rsLeft ) {
                              rs.left = elem.currentStyle.left;
                        }
                        style.left = name === "fontSize" ? "1em" : ret;
                        ret = style.pixelLeft + "px";
      
                        // Revert the changed values
                        style.left = left;
                        if ( rsLeft ) {
                              rs.left = rsLeft;
                        }
                  }
      
                  return ret === "" ? "auto" : ret;
            };
      }
      
      function setPositiveNumber( elem, value, subtract ) {
            var matches = rnumsplit.exec( value );
            return matches ?
                  // Guard against undefined "subtract", e.g., when used as in cssHooks
                  Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) :
                  value;
      }
      
      function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
            var i = extra === ( isBorderBox ? "border" : "content" ) ?
                  // If we already have the right measurement, avoid augmentation
                  4 :
                  // Otherwise initialize for horizontal or vertical properties
                  name === "width" ? 1 : 0,
      
                  val = 0;
      
            for ( ; i < 4; i += 2 ) {
                  // both box models exclude margin, so add it if we want it
                  if ( extra === "margin" ) {
                        val += jQuery.css( elem, extra + cssExpand[ i ], true, styles );
                  }
      
                  if ( isBorderBox ) {
                        // border-box includes padding, so remove it if we want content
                        if ( extra === "content" ) {
                              val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
                        }
      
                        // at this point, extra isn't border nor margin, so remove border
                        if ( extra !== "margin" ) {
                              val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
                        }
                  } else {
                        // at this point, extra isn't content, so add padding
                        val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
      
                        // at this point, extra isn't content nor padding, so add border
                        if ( extra !== "padding" ) {
                              val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
                        }
                  }
            }
      
            return val;
      }
      
      function getWidthOrHeight( elem, name, extra ) {
      
            // Start with offset property, which is equivalent to the border-box value
            var valueIsBorderBox = true,
                  val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
                  styles = getStyles( elem ),
                  isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
      
            // some non-html elements return undefined for offsetWidth, so check for null/undefined
            // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
            // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
            if ( val <= 0 || val == null ) {
                  // Fall back to computed then uncomputed css if necessary
                  val = curCSS( elem, name, styles );
                  if ( val < 0 || val == null ) {
                        val = elem.style[ name ];
                  }
      
                  // Computed unit is not pixels. Stop here and return.
                  if ( rnumnonpx.test(val) ) {
                        return val;
                  }
      
                  // we need the check for style in case a browser which returns unreliable values
                  // for getComputedStyle silently falls back to the reliable elem.style
                  valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] );
      
                  // Normalize "", auto, and prepare for extra
                  val = parseFloat( val ) || 0;
            }
      
            // use the active box-sizing model to add/subtract irrelevant styles
            return ( val +
                  augmentWidthOrHeight(
                        elem,
                        name,
                        extra || ( isBorderBox ? "border" : "content" ),
                        valueIsBorderBox,
                        styles
                  )
            ) + "px";
      }
      
      // Try to determine the default display value of an element
      function css_defaultDisplay( nodeName ) {
            var doc = document,
                  display = elemdisplay[ nodeName ];
      
            if ( !display ) {
                  display = actualDisplay( nodeName, doc );
      
                  // If the simple way fails, read from inside an iframe
                  if ( display === "none" || !display ) {
                        // Use the already-created iframe if possible
                        iframe = ( iframe ||
                              jQuery("<iframe frameborder='0' width='0' height='0'/>")
                              .css( "cssText", "display:block !important" )
                        ).appendTo( doc.documentElement );
      
                        // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
                        doc = ( iframe[0].contentWindow || iframe[0].contentDocument ).document;
                        doc.write("<!doctype html><html><body>");
                        doc.close();
      
                        display = actualDisplay( nodeName, doc );
                        iframe.detach();
                  }
      
                  // Store the correct default display
                  elemdisplay[ nodeName ] = display;
            }
      
            return display;
      }
      
      // Called ONLY from within css_defaultDisplay
      function actualDisplay( name, doc ) {
            var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ),
                  display = jQuery.css( elem[0], "display" );
            elem.remove();
            return display;
      }
      
      jQuery.each([ "height", "width" ], function( i, name ) {
            jQuery.cssHooks[ name ] = {
                  get: function( elem, computed, extra ) {
                        if ( computed ) {
                              // certain elements can have dimension info if we invisibly show them
                              // however, it must have a current display style that would benefit from this
                              return elem.offsetWidth === 0 && rdisplayswap.test( jQuery.css( elem, "display" ) ) ?
                                    jQuery.swap( elem, cssShow, function() {
                                          return getWidthOrHeight( elem, name, extra );
                                    }) :
                                    getWidthOrHeight( elem, name, extra );
                        }
                  },
      
                  set: function( elem, value, extra ) {
                        var styles = extra && getStyles( elem );
                        return setPositiveNumber( elem, value, extra ?
                              augmentWidthOrHeight(
                                    elem,
                                    name,
                                    extra,
                                    jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
                                    styles
                              ) : 0
                        );
                  }
            };
      });
      
      if ( !jQuery.support.opacity ) {
            jQuery.cssHooks.opacity = {
                  get: function( elem, computed ) {
                        // IE uses filters for opacity
                        return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ?
                              ( 0.01 * parseFloat( RegExp.$1 ) ) + "" :
                              computed ? "1" : "";
                  },
      
                  set: function( elem, value ) {
                        var style = elem.style,
                              currentStyle = elem.currentStyle,
                              opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "",
                              filter = currentStyle && currentStyle.filter || style.filter || "";
      
                        // IE has trouble with opacity if it does not have layout
                        // Force it by setting the zoom level
                        style.zoom = 1;
      
                        // if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652
                        // if value === "", then remove inline opacity #12685
                        if ( ( value >= 1 || value === "" ) &&
                                    jQuery.trim( filter.replace( ralpha, "" ) ) === "" &&
                                    style.removeAttribute ) {
      
                              // Setting style.filter to null, "" & " " still leave "filter:" in the cssText
                              // if "filter:" is present at all, clearType is disabled, we want to avoid this
                              // style.removeAttribute is IE Only, but so apparently is this code path...
                              style.removeAttribute( "filter" );
      
                              // if there is no filter style applied in a css rule or unset inline opacity, we are done
                              if ( value === "" || currentStyle && !currentStyle.filter ) {
                                    return;
                              }
                        }
      
                        // otherwise, set new filter values
                        style.filter = ralpha.test( filter ) ?
                              filter.replace( ralpha, opacity ) :
                              filter + " " + opacity;
                  }
            };
      }
      
      // These hooks cannot be added until DOM ready because the support test
      // for it is not run until after DOM ready
      jQuery(function() {
            if ( !jQuery.support.reliableMarginRight ) {
                  jQuery.cssHooks.marginRight = {
                        get: function( elem, computed ) {
                              if ( computed ) {
                                    // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
                                    // Work around by temporarily setting element display to inline-block
                                    return jQuery.swap( elem, { "display": "inline-block" },
                                          curCSS, [ elem, "marginRight" ] );
                              }
                        }
                  };
            }
      
            // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
            // getComputedStyle returns percent when specified for top/left/bottom/right
            // rather than make the css module depend on the offset module, we just check for it here
            if ( !jQuery.support.pixelPosition && jQuery.fn.position ) {
                  jQuery.each( [ "top", "left" ], function( i, prop ) {
                        jQuery.cssHooks[ prop ] = {
                              get: function( elem, computed ) {
                                    if ( computed ) {
                                          computed = curCSS( elem, prop );
                                          // if curCSS returns percentage, fallback to offset
                                          return rnumnonpx.test( computed ) ?
                                                jQuery( elem ).position()[ prop ] + "px" :
                                                computed;
                                    }
                              }
                        };
                  });
            }
      
      });
      
      if ( jQuery.expr && jQuery.expr.filters ) {
            jQuery.expr.filters.hidden = function( elem ) {
                  // Support: Opera <= 12.12
                  // Opera reports offsetWidths and offsetHeights less than zero on some elements
                  return elem.offsetWidth <= 0 && elem.offsetHeight <= 0 ||
                        (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || jQuery.css( elem, "display" )) === "none");
            };
      
            jQuery.expr.filters.visible = function( elem ) {
                  return !jQuery.expr.filters.hidden( elem );
            };
      }
      
      // These hooks are used by animate to expand properties
      jQuery.each({
            margin: "",
            padding: "",
            border: "Width"
      }, function( prefix, suffix ) {
            jQuery.cssHooks[ prefix + suffix ] = {
                  expand: function( value ) {
                        var i = 0,
                              expanded = {},
      
                              // assumes a single number if not a string
                              parts = typeof value === "string" ? value.split(" ") : [ value ];
      
                        for ( ; i < 4; i++ ) {
                              expanded[ prefix + cssExpand[ i ] + suffix ] =
                                    parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
                        }
      
                        return expanded;
                  }
            };
      
            if ( !rmargin.test( prefix ) ) {
                  jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
            }
      });
      var r20 = /%20/g,
            rbracket = /\[\]$/,
            rCRLF = /\r?\n/g,
            rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
            rsubmittable = /^(?:input|select|textarea|keygen)/i;
      
      jQuery.fn.extend({
            serialize: function() {
                  return jQuery.param( this.serializeArray() );
            },
            serializeArray: function() {
                  return this.map(function(){
                        // Can add propHook for "elements" to filter or add form elements
                        var elements = jQuery.prop( this, "elements" );
                        return elements ? jQuery.makeArray( elements ) : this;
                  })
                  .filter(function(){
                        var type = this.type;
                        // Use .is(":disabled") so that fieldset[disabled] works
                        return this.name && !jQuery( this ).is( ":disabled" ) &&
                              rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
                              ( this.checked || !manipulation_rcheckableType.test( type ) );
                  })
                  .map(function( i, elem ){
                        var val = jQuery( this ).val();
      
                        return val == null ?
                              null :
                              jQuery.isArray( val ) ?
                                    jQuery.map( val, function( val ){
                                          return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
                                    }) :
                                    { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
                  }).get();
            }
      });
      
      //Serialize an array of form elements or a set of
      //key/values into a query string
      jQuery.param = function( a, traditional ) {
            var prefix,
                  s = [],
                  add = function( key, value ) {
                        // If value is a function, invoke it and return its value
                        value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
                        s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
                  };
      
            // Set traditional to true for jQuery <= 1.3.2 behavior.
            if ( traditional === undefined ) {
                  traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
            }
      
            // If an array was passed in, assume that it is an array of form elements.
            if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
                  // Serialize the form elements
                  jQuery.each( a, function() {
                        add( this.name, this.value );
                  });
      
            } else {
                  // If traditional, encode the "old" way (the way 1.3.2 or older
                  // did it), otherwise encode params recursively.
                  for ( prefix in a ) {
                        buildParams( prefix, a[ prefix ], traditional, add );
                  }
            }
      
            // Return the resulting serialization
            return s.join( "&" ).replace( r20, "+" );
      };
      
      function buildParams( prefix, obj, traditional, add ) {
            var name;
      
            if ( jQuery.isArray( obj ) ) {
                  // Serialize array item.
                  jQuery.each( obj, function( i, v ) {
                        if ( traditional || rbracket.test( prefix ) ) {
                              // Treat each array item as a scalar.
                              add( prefix, v );
      
                        } else {
                              // Item is non-scalar (array or object), encode its numeric index.
                              buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add );
                        }
                  });
      
            } else if ( !traditional && jQuery.type( obj ) === "object" ) {
                  // Serialize object item.
                  for ( name in obj ) {
                        buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
                  }
      
            } else {
                  // Serialize scalar item.
                  add( prefix, obj );
            }
      }
      jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
            "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
            "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {
      
            // Handle event binding
            jQuery.fn[ name ] = function( data, fn ) {
                  return arguments.length > 0 ?
                        this.on( name, null, data, fn ) :
                        this.trigger( name );
            };
      });
      
      jQuery.fn.extend({
            hover: function( fnOver, fnOut ) {
                  return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
            },
      
            bind: function( types, data, fn ) {
                  return this.on( types, null, data, fn );
            },
            unbind: function( types, fn ) {
                  return this.off( types, null, fn );
            },
      
            delegate: function( selector, types, data, fn ) {
                  return this.on( types, selector, data, fn );
            },
            undelegate: function( selector, types, fn ) {
                  // ( namespace ) or ( selector, types [, fn] )
                  return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn );
            }
      });
      var
            // Document location
            ajaxLocParts,
            ajaxLocation,
            ajax_nonce = jQuery.now(),
      
            ajax_rquery = /\?/,
            rhash = /#.*$/,
            rts = /([?&])_=[^&]*/,
            rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
            // #7653, #8125, #8152: local protocol detection
            rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
            rnoContent = /^(?:GET|HEAD)$/,
            rprotocol = /^\/\//,
            rurl = /^([\w.+-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/,
      
            // Keep a copy of the old load method
            _load = jQuery.fn.load,
      
            /* Prefilters
             * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
             * 2) These are called:
             *    - BEFORE asking for a transport
             *    - AFTER param serialization (s.data is a string if s.processData is true)
             * 3) key is the dataType
             * 4) the catchall symbol "*" can be used
             * 5) execution will start with transport dataType and THEN continue down to "*" if needed
             */
            prefilters = {},
      
            /* Transports bindings
             * 1) key is the dataType
             * 2) the catchall symbol "*" can be used
             * 3) selection will start with transport dataType and THEN go to "*" if needed
             */
            transports = {},
      
            // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
            allTypes = "*/".concat("*");
      
      // #8138, IE may throw an exception when accessing
      // a field from window.location if document.domain has been set
      try {
            ajaxLocation = location.href;
      } catch( e ) {
            // Use the href attribute of an A element
            // since IE will modify it given document.location
            ajaxLocation = document.createElement( "a" );
            ajaxLocation.href = "";
            ajaxLocation = ajaxLocation.href;
      }
      
      // Segment location into parts
      ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];
      
      // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
      function addToPrefiltersOrTransports( structure ) {
      
            // dataTypeExpression is optional and defaults to "*"
            return function( dataTypeExpression, func ) {
      
                  if ( typeof dataTypeExpression !== "string" ) {
                        func = dataTypeExpression;
                        dataTypeExpression = "*";
                  }
      
                  var dataType,
                        i = 0,
                        dataTypes = dataTypeExpression.toLowerCase().match( core_rnotwhite ) || [];
      
                  if ( jQuery.isFunction( func ) ) {
                        // For each dataType in the dataTypeExpression
                        while ( (dataType = dataTypes[i++]) ) {
                              // Prepend if requested
                              if ( dataType[0] === "+" ) {
                                    dataType = dataType.slice( 1 ) || "*";
                                    (structure[ dataType ] = structure[ dataType ] || []).unshift( func );
      
                              // Otherwise append
                              } else {
                                    (structure[ dataType ] = structure[ dataType ] || []).push( func );
                              }
                        }
                  }
            };
      }
      
      // Base inspection function for prefilters and transports
      function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {
      
            var inspected = {},
                  seekingTransport = ( structure === transports );
      
            function inspect( dataType ) {
                  var selected;
                  inspected[ dataType ] = true;
                  jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
                        var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
                        if( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) {
                              options.dataTypes.unshift( dataTypeOrTransport );
                              inspect( dataTypeOrTransport );
                              return false;
                        } else if ( seekingTransport ) {
                              return !( selected = dataTypeOrTransport );
                        }
                  });
                  return selected;
            }
      
            return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
      }
      
      // A special extend for ajax options
      // that takes "flat" options (not to be deep extended)
      // Fixes #9887
      function ajaxExtend( target, src ) {
            var deep, key,
                  flatOptions = jQuery.ajaxSettings.flatOptions || {};
      
            for ( key in src ) {
                  if ( src[ key ] !== undefined ) {
                        ( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ];
                  }
            }
            if ( deep ) {
                  jQuery.extend( true, target, deep );
            }
      
            return target;
      }
      
      jQuery.fn.load = function( url, params, callback ) {
            if ( typeof url !== "string" && _load ) {
                  return _load.apply( this, arguments );
            }
      
            var selector, response, type,
                  self = this,
                  off = url.indexOf(" ");
      
            if ( off >= 0 ) {
                  selector = url.slice( off, url.length );
                  url = url.slice( 0, off );
            }
      
            // If it's a function
            if ( jQuery.isFunction( params ) ) {
      
                  // We assume that it's the callback
                  callback = params;
                  params = undefined;
      
            // Otherwise, build a param string
            } else if ( params && typeof params === "object" ) {
                  type = "POST";
            }
      
            // If we have elements to modify, make the request
            if ( self.length > 0 ) {
                  jQuery.ajax({
                        url: url,
      
                        // if "type" variable is undefined, then "GET" method will be used
                        type: type,
                        dataType: "html",
                        data: params
                  }).done(function( responseText ) {
      
                        // Save response for use in complete callback
                        response = arguments;
      
                        self.html( selector ?
      
                              // If a selector was specified, locate the right elements in a dummy div
                              // Exclude scripts to avoid IE 'Permission Denied' errors
                              jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) :
      
                              // Otherwise use the full result
                              responseText );
      
                  }).complete( callback && function( jqXHR, status ) {
                        self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
                  });
            }
      
            return this;
      };
      
      // Attach a bunch of functions for handling common AJAX events
      jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ){
            jQuery.fn[ type ] = function( fn ){
                  return this.on( type, fn );
            };
      });
      
      jQuery.extend({
      
            // Counter for holding the number of active queries
            active: 0,
      
            // Last-Modified header cache for next request
            lastModified: {},
            etag: {},
      
            ajaxSettings: {
                  url: ajaxLocation,
                  type: "GET",
                  isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
                  global: true,
                  processData: true,
                  async: true,
                  contentType: "application/x-www-form-urlencoded; charset=UTF-8",
                  /*
                  timeout: 0,
                  data: null,
                  dataType: null,
                  username: null,
                  password: null,
                  cache: null,
                  throws: false,
                  traditional: false,
                  headers: {},
                  */
      
                  accepts: {
                        "*": allTypes,
                        text: "text/plain",
                        html: "text/html",
                        xml: "application/xml, text/xml",
                        json: "application/json, text/javascript"
                  },
      
                  contents: {
                        xml: /xml/,
                        html: /html/,
                        json: /json/
                  },
      
                  responseFields: {
                        xml: "responseXML",
                        text: "responseText",
                        json: "responseJSON"
                  },
      
                  // Data converters
                  // Keys separate source (or catchall "*") and destination types with a single space
                  converters: {
      
                        // Convert anything to text
                        "* text": String,
      
                        // Text to html (true = no transformation)
                        "text html": true,
      
                        // Evaluate text as a json expression
                        "text json": jQuery.parseJSON,
      
                        // Parse text as xml
                        "text xml": jQuery.parseXML
                  },
      
                  // For options that shouldn't be deep extended:
                  // you can add your own custom options here if
                  // and when you create one that shouldn't be
                  // deep extended (see ajaxExtend)
                  flatOptions: {
                        url: true,
                        context: true
                  }
            },
      
            // Creates a full fledged settings object into target
            // with both ajaxSettings and settings fields.
            // If target is omitted, writes into ajaxSettings.
            ajaxSetup: function( target, settings ) {
                  return settings ?
      
                        // Building a settings object
                        ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :
      
                        // Extending ajaxSettings
                        ajaxExtend( jQuery.ajaxSettings, target );
            },
      
            ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
            ajaxTransport: addToPrefiltersOrTransports( transports ),
      
            // Main method
            ajax: function( url, options ) {
      
                  // If url is an object, simulate pre-1.5 signature
                  if ( typeof url === "object" ) {
                        options = url;
                        url = undefined;
                  }
      
                  // Force options to be an object
                  options = options || {};
      
                  var // Cross-domain detection vars
                        parts,
                        // Loop variable
                        i,
                        // URL without anti-cache param
                        cacheURL,
                        // Response headers as string
                        responseHeadersString,
                        // timeout handle
                        timeoutTimer,
      
                        // To know if global events are to be dispatched
                        fireGlobals,
      
                        transport,
                        // Response headers
                        responseHeaders,
                        // Create the final options object
                        s = jQuery.ajaxSetup( {}, options ),
                        // Callbacks context
                        callbackContext = s.context || s,
                        // Context for global events is callbackContext if it is a DOM node or jQuery collection
                        globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ?
                              jQuery( callbackContext ) :
                              jQuery.event,
                        // Deferreds
                        deferred = jQuery.Deferred(),
                        completeDeferred = jQuery.Callbacks("once memory"),
                        // Status-dependent callbacks
                        statusCode = s.statusCode || {},
                        // Headers (they are sent all at once)
                        requestHeaders = {},
                        requestHeadersNames = {},
                        // The jqXHR state
                        state = 0,
                        // Default abort message
                        strAbort = "canceled",
                        // Fake xhr
                        jqXHR = {
                              readyState: 0,
      
                              // Builds headers hashtable if needed
                              getResponseHeader: function( key ) {
                                    var match;
                                    if ( state === 2 ) {
                                          if ( !responseHeaders ) {
                                                responseHeaders = {};
                                                while ( (match = rheaders.exec( responseHeadersString )) ) {
                                                      responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
                                                }
                                          }
                                          match = responseHeaders[ key.toLowerCase() ];
                                    }
                                    return match == null ? null : match;
                              },
      
                              // Raw string
                              getAllResponseHeaders: function() {
                                    return state === 2 ? responseHeadersString : null;
                              },
      
                              // Caches the header
                              setRequestHeader: function( name, value ) {
                                    var lname = name.toLowerCase();
                                    if ( !state ) {
                                          name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
                                          requestHeaders[ name ] = value;
                                    }
                                    return this;
                              },
      
                              // Overrides response content-type header
                              overrideMimeType: function( type ) {
                                    if ( !state ) {
                                          s.mimeType = type;
                                    }
                                    return this;
                              },
      
                              // Status-dependent callbacks
                              statusCode: function( map ) {
                                    var code;
                                    if ( map ) {
                                          if ( state < 2 ) {
                                                for ( code in map ) {
                                                      // Lazy-add the new callback in a way that preserves old ones
                                                      statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
                                                }
                                          } else {
                                                // Execute the appropriate callbacks
                                                jqXHR.always( map[ jqXHR.status ] );
                                          }
                                    }
                                    return this;
                              },
      
                              // Cancel the request
                              abort: function( statusText ) {
                                    var finalText = statusText || strAbort;
                                    if ( transport ) {
                                          transport.abort( finalText );
                                    }
                                    done( 0, finalText );
                                    return this;
                              }
                        };
      
                  // Attach deferreds
                  deferred.promise( jqXHR ).complete = completeDeferred.add;
                  jqXHR.success = jqXHR.done;
                  jqXHR.error = jqXHR.fail;
      
                  // Remove hash character (#7531: and string promotion)
                  // Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
                  // Handle falsy url in the settings object (#10093: consistency with old signature)
                  // We also use the url parameter if available
                  s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
      
                  // Alias method option to type as per ticket #12004
                  s.type = options.method || options.type || s.method || s.type;
      
                  // Extract dataTypes list
                  s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( core_rnotwhite ) || [""];
      
                  // A cross-domain request is in order when we have a protocol:host:port mismatch
                  if ( s.crossDomain == null ) {
                        parts = rurl.exec( s.url.toLowerCase() );
                        s.crossDomain = !!( parts &&
                              ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] ||
                                    ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? "80" : "443" ) ) !==
                                          ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? "80" : "443" ) ) )
                        );
                  }
      
                  // Convert data if not already a string
                  if ( s.data && s.processData && typeof s.data !== "string" ) {
                        s.data = jQuery.param( s.data, s.traditional );
                  }
      
                  // Apply prefilters
                  inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
      
                  // If request was aborted inside a prefilter, stop there
                  if ( state === 2 ) {
                        return jqXHR;
                  }
      
                  // We can fire global events as of now if asked to
                  fireGlobals = s.global;
      
                  // Watch for a new set of requests
                  if ( fireGlobals && jQuery.active++ === 0 ) {
                        jQuery.event.trigger("ajaxStart");
                  }
      
                  // Uppercase the type
                  s.type = s.type.toUpperCase();
      
                  // Determine if request has content
                  s.hasContent = !rnoContent.test( s.type );
      
                  // Save the URL in case we're toying with the If-Modified-Since
                  // and/or If-None-Match header later on
                  cacheURL = s.url;
      
                  // More options handling for requests with no content
                  if ( !s.hasContent ) {
      
                        // If data is available, append data to url
                        if ( s.data ) {
                              cacheURL = ( s.url += ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + s.data );
                              // #9682: remove data so that it's not used in an eventual retry
                              delete s.data;
                        }
      
                        // Add anti-cache in url if needed
                        if ( s.cache === false ) {
                              s.url = rts.test( cacheURL ) ?
      
                                    // If there is already a '_' parameter, set its value
                                    cacheURL.replace( rts, "$1_=" + ajax_nonce++ ) :
      
                                    // Otherwise add one to the end
                                    cacheURL + ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ajax_nonce++;
                        }
                  }
      
                  // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
                  if ( s.ifModified ) {
                        if ( jQuery.lastModified[ cacheURL ] ) {
                              jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
                        }
                        if ( jQuery.etag[ cacheURL ] ) {
                              jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
                        }
                  }
      
                  // Set the correct header, if data is being sent
                  if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
                        jqXHR.setRequestHeader( "Content-Type", s.contentType );
                  }
      
                  // Set the Accepts header for the server, depending on the dataType
                  jqXHR.setRequestHeader(
                        "Accept",
                        s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
                              s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
                              s.accepts[ "*" ]
                  );
      
                  // Check for headers option
                  for ( i in s.headers ) {
                        jqXHR.setRequestHeader( i, s.headers[ i ] );
                  }
      
                  // Allow custom headers/mimetypes and early abort
                  if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
                        // Abort if not done already and return
                        return jqXHR.abort();
                  }
      
                  // aborting is no longer a cancellation
                  strAbort = "abort";
      
                  // Install callbacks on deferreds
                  for ( i in { success: 1, error: 1, complete: 1 } ) {
                        jqXHR[ i ]( s[ i ] );
                  }
      
                  // Get transport
                  transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
      
                  // If no transport, we auto-abort
                  if ( !transport ) {
                        done( -1, "No Transport" );
                  } else {
                        jqXHR.readyState = 1;
      
                        // Send global event
                        if ( fireGlobals ) {
                              globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
                        }
                        // Timeout
                        if ( s.async && s.timeout > 0 ) {
                              timeoutTimer = setTimeout(function() {
                                    jqXHR.abort("timeout");
                              }, s.timeout );
                        }
      
                        try {
                              state = 1;
                              transport.send( requestHeaders, done );
                        } catch ( e ) {
                              // Propagate exception as error if not done
                              if ( state < 2 ) {
                                    done( -1, e );
                              // Simply rethrow otherwise
                              } else {
                                    throw e;
                              }
                        }
                  }
      
                  // Callback for when everything is done
                  function done( status, nativeStatusText, responses, headers ) {
                        var isSuccess, success, error, response, modified,
                              statusText = nativeStatusText;
      
                        // Called once
                        if ( state === 2 ) {
                              return;
                        }
      
                        // State is "done" now
                        state = 2;
      
                        // Clear timeout if it exists
                        if ( timeoutTimer ) {
                              clearTimeout( timeoutTimer );
                        }
      
                        // Dereference transport for early garbage collection
                        // (no matter how long the jqXHR object will be used)
                        transport = undefined;
      
                        // Cache response headers
                        responseHeadersString = headers || "";
      
                        // Set readyState
                        jqXHR.readyState = status > 0 ? 4 : 0;
      
                        // Determine if successful
                        isSuccess = status >= 200 && status < 300 || status === 304;
      
                        // Get response data
                        if ( responses ) {
                              response = ajaxHandleResponses( s, jqXHR, responses );
                        }
      
                        // Convert no matter what (that way responseXXX fields are always set)
                        response = ajaxConvert( s, response, jqXHR, isSuccess );
      
                        // If successful, handle type chaining
                        if ( isSuccess ) {
      
                              // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
                              if ( s.ifModified ) {
                                    modified = jqXHR.getResponseHeader("Last-Modified");
                                    if ( modified ) {
                                          jQuery.lastModified[ cacheURL ] = modified;
                                    }
                                    modified = jqXHR.getResponseHeader("etag");
                                    if ( modified ) {
                                          jQuery.etag[ cacheURL ] = modified;
                                    }
                              }
      
                              // if no content
                              if ( status === 204 || s.type === "HEAD" ) {
                                    statusText = "nocontent";
      
                              // if not modified
                              } else if ( status === 304 ) {
                                    statusText = "notmodified";
      
                              // If we have data, let's convert it
                              } else {
                                    statusText = response.state;
                                    success = response.data;
                                    error = response.error;
                                    isSuccess = !error;
                              }
                        } else {
                              // We extract error from statusText
                              // then normalize statusText and status for non-aborts
                              error = statusText;
                              if ( status || !statusText ) {
                                    statusText = "error";
                                    if ( status < 0 ) {
                                          status = 0;
                                    }
                              }
                        }
      
                        // Set data for the fake xhr object
                        jqXHR.status = status;
                        jqXHR.statusText = ( nativeStatusText || statusText ) + "";
      
                        // Success/Error
                        if ( isSuccess ) {
                              deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
                        } else {
                              deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
                        }
      
                        // Status-dependent callbacks
                        jqXHR.statusCode( statusCode );
                        statusCode = undefined;
      
                        if ( fireGlobals ) {
                              globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
                                    [ jqXHR, s, isSuccess ? success : error ] );
                        }
      
                        // Complete
                        completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
      
                        if ( fireGlobals ) {
                              globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
                              // Handle the global AJAX counter
                              if ( !( --jQuery.active ) ) {
                                    jQuery.event.trigger("ajaxStop");
                              }
                        }
                  }
      
                  return jqXHR;
            },
      
            getJSON: function( url, data, callback ) {
                  return jQuery.get( url, data, callback, "json" );
            },
      
            getScript: function( url, callback ) {
                  return jQuery.get( url, undefined, callback, "script" );
            }
      });
      
      jQuery.each( [ "get", "post" ], function( i, method ) {
            jQuery[ method ] = function( url, data, callback, type ) {
                  // shift arguments if data argument was omitted
                  if ( jQuery.isFunction( data ) ) {
                        type = type || callback;
                        callback = data;
                        data = undefined;
                  }
      
                  return jQuery.ajax({
                        url: url,
                        type: method,
                        dataType: type,
                        data: data,
                        success: callback
                  });
            };
      });
      
      /* Handles responses to an ajax request:
       * - finds the right dataType (mediates between content-type and expected dataType)
       * - returns the corresponding response
       */
      function ajaxHandleResponses( s, jqXHR, responses ) {
            var firstDataType, ct, finalDataType, type,
                  contents = s.contents,
                  dataTypes = s.dataTypes;
      
            // Remove auto dataType and get content-type in the process
            while( dataTypes[ 0 ] === "*" ) {
                  dataTypes.shift();
                  if ( ct === undefined ) {
                        ct = s.mimeType || jqXHR.getResponseHeader("Content-Type");
                  }
            }
      
            // Check if we're dealing with a known content-type
            if ( ct ) {
                  for ( type in contents ) {
                        if ( contents[ type ] && contents[ type ].test( ct ) ) {
                              dataTypes.unshift( type );
                              break;
                        }
                  }
            }
      
            // Check to see if we have a response for the expected dataType
            if ( dataTypes[ 0 ] in responses ) {
                  finalDataType = dataTypes[ 0 ];
            } else {
                  // Try convertible dataTypes
                  for ( type in responses ) {
                        if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
                              finalDataType = type;
                              break;
                        }
                        if ( !firstDataType ) {
                              firstDataType = type;
                        }
                  }
                  // Or just use first one
                  finalDataType = finalDataType || firstDataType;
            }
      
            // If we found a dataType
            // We add the dataType to the list if needed
            // and return the corresponding response
            if ( finalDataType ) {
                  if ( finalDataType !== dataTypes[ 0 ] ) {
                        dataTypes.unshift( finalDataType );
                  }
                  return responses[ finalDataType ];
            }
      }
      
      /* Chain conversions given the request and the original response
       * Also sets the responseXXX fields on the jqXHR instance
       */
      function ajaxConvert( s, response, jqXHR, isSuccess ) {
            var conv2, current, conv, tmp, prev,
                  converters = {},
                  // Work with a copy of dataTypes in case we need to modify it for conversion
                  dataTypes = s.dataTypes.slice();
      
            // Create converters map with lowercased keys
            if ( dataTypes[ 1 ] ) {
                  for ( conv in s.converters ) {
                        converters[ conv.toLowerCase() ] = s.converters[ conv ];
                  }
            }
      
            current = dataTypes.shift();
      
            // Convert to each sequential dataType
            while ( current ) {
      
                  if ( s.responseFields[ current ] ) {
                        jqXHR[ s.responseFields[ current ] ] = response;
                  }
      
                  // Apply the dataFilter if provided
                  if ( !prev && isSuccess && s.dataFilter ) {
                        response = s.dataFilter( response, s.dataType );
                  }
      
                  prev = current;
                  current = dataTypes.shift();
      
                  if ( current ) {
      
                        // There's only work to do if current dataType is non-auto
                        if ( current === "*" ) {
      
                              current = prev;
      
                        // Convert response if prev dataType is non-auto and differs from current
                        } else if ( prev !== "*" && prev !== current ) {
      
                              // Seek a direct converter
                              conv = converters[ prev + " " + current ] || converters[ "* " + current ];
      
                              // If none found, seek a pair
                              if ( !conv ) {
                                    for ( conv2 in converters ) {
      
                                          // If conv2 outputs current
                                          tmp = conv2.split( " " );
                                          if ( tmp[ 1 ] === current ) {
      
                                                // If prev can be converted to accepted input
                                                conv = converters[ prev + " " + tmp[ 0 ] ] ||
                                                      converters[ "* " + tmp[ 0 ] ];
                                                if ( conv ) {
                                                      // Condense equivalence converters
                                                      if ( conv === true ) {
                                                            conv = converters[ conv2 ];
      
                                                      // Otherwise, insert the intermediate dataType
                                                      } else if ( converters[ conv2 ] !== true ) {
                                                            current = tmp[ 0 ];
                                                            dataTypes.unshift( tmp[ 1 ] );
                                                      }
                                                      break;
                                                }
                                          }
                                    }
                              }
      
                              // Apply converter (if not an equivalence)
                              if ( conv !== true ) {
      
                                    // Unless errors are allowed to bubble, catch and return them
                                    if ( conv && s[ "throws" ] ) {
                                          response = conv( response );
                                    } else {
                                          try {
                                                response = conv( response );
                                          } catch ( e ) {
                                                return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current };
                                          }
                                    }
                              }
                        }
                  }
            }
      
            return { state: "success", data: response };
      }
      // Install script dataType
      jQuery.ajaxSetup({
            accepts: {
                  script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
            },
            contents: {
                  script: /(?:java|ecma)script/
            },
            converters: {
                  "text script": function( text ) {
                        jQuery.globalEval( text );
                        return text;
                  }
            }
      });
      
      // Handle cache's special case and global
      jQuery.ajaxPrefilter( "script", function( s ) {
            if ( s.cache === undefined ) {
                  s.cache = false;
            }
            if ( s.crossDomain ) {
                  s.type = "GET";
                  s.global = false;
            }
      });
      
      // Bind script tag hack transport
      jQuery.ajaxTransport( "script", function(s) {
      
            // This transport only deals with cross domain requests
            if ( s.crossDomain ) {
      
                  var script,
                        head = document.head || jQuery("head")[0] || document.documentElement;
      
                  return {
      
                        send: function( _, callback ) {
      
                              script = document.createElement("script");
      
                              script.async = true;
      
                              if ( s.scriptCharset ) {
                                    script.charset = s.scriptCharset;
                              }
      
                              script.src = s.url;
      
                              // Attach handlers for all browsers
                              script.onload = script.onreadystatechange = function( _, isAbort ) {
      
                                    if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {
      
                                          // Handle memory leak in IE
                                          script.onload = script.onreadystatechange = null;
      
                                          // Remove the script
                                          if ( script.parentNode ) {
                                                script.parentNode.removeChild( script );
                                          }
      
                                          // Dereference the script
                                          script = null;
      
                                          // Callback if not abort
                                          if ( !isAbort ) {
                                                callback( 200, "success" );
                                          }
                                    }
                              };
      
                              // Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending
                              // Use native DOM manipulation to avoid our domManip AJAX trickery
                              head.insertBefore( script, head.firstChild );
                        },
      
                        abort: function() {
                              if ( script ) {
                                    script.onload( undefined, true );
                              }
                        }
                  };
            }
      });
      var oldCallbacks = [],
            rjsonp = /(=)\?(?=&|$)|\?\?/;
      
      // Default jsonp settings
      jQuery.ajaxSetup({
            jsonp: "callback",
            jsonpCallback: function() {
                  var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( ajax_nonce++ ) );
                  this[ callback ] = true;
                  return callback;
            }
      });
      
      // Detect, normalize options and install callbacks for jsonp requests
      jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
      
            var callbackName, overwritten, responseContainer,
                  jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
                        "url" :
                        typeof s.data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data"
                  );
      
            // Handle iff the expected data type is "jsonp" or we have a parameter to set
            if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {
      
                  // Get callback name, remembering preexisting value associated with it
                  callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
                        s.jsonpCallback() :
                        s.jsonpCallback;
      
                  // Insert callback into url or form data
                  if ( jsonProp ) {
                        s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
                  } else if ( s.jsonp !== false ) {
                        s.url += ( ajax_rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
                  }
      
                  // Use data converter to retrieve json after script execution
                  s.converters["script json"] = function() {
                        if ( !responseContainer ) {
                              jQuery.error( callbackName + " was not called" );
                        }
                        return responseContainer[ 0 ];
                  };
      
                  // force json dataType
                  s.dataTypes[ 0 ] = "json";
      
                  // Install callback
                  overwritten = window[ callbackName ];
                  window[ callbackName ] = function() {
                        responseContainer = arguments;
                  };
      
                  // Clean-up function (fires after converters)
                  jqXHR.always(function() {
                        // Restore preexisting value
                        window[ callbackName ] = overwritten;
      
                        // Save back as free
                        if ( s[ callbackName ] ) {
                              // make sure that re-using the options doesn't screw things around
                              s.jsonpCallback = originalSettings.jsonpCallback;
      
                              // save the callback name for future use
                              oldCallbacks.push( callbackName );
                        }
      
                        // Call if it was a function and we have a response
                        if ( responseContainer && jQuery.isFunction( overwritten ) ) {
                              overwritten( responseContainer[ 0 ] );
                        }
      
                        responseContainer = overwritten = undefined;
                  });
      
                  // Delegate to script
                  return "script";
            }
      });
      var xhrCallbacks, xhrSupported,
            xhrId = 0,
            // #5280: Internet Explorer will keep connections alive if we don't abort on unload
            xhrOnUnloadAbort = window.ActiveXObject && function() {
                  // Abort all pending requests
                  var key;
                  for ( key in xhrCallbacks ) {
                        xhrCallbacks[ key ]( undefined, true );
                  }
            };
      
      // Functions to create xhrs
      function createStandardXHR() {
            try {
                  return new window.XMLHttpRequest();
            } catch( e ) {}
      }
      
      function createActiveXHR() {
            try {
                  return new window.ActiveXObject("Microsoft.XMLHTTP");
            } catch( e ) {}
      }
      
      // Create the request object
      // (This is still attached to ajaxSettings for backward compatibility)
      jQuery.ajaxSettings.xhr = window.ActiveXObject ?
            /* Microsoft failed to properly
             * implement the XMLHttpRequest in IE7 (can't request local files),
             * so we use the ActiveXObject when it is available
             * Additionally XMLHttpRequest can be disabled in IE7/IE8 so
             * we need a fallback.
             */
            function() {
                  return !this.isLocal && createStandardXHR() || createActiveXHR();
            } :
            // For all other browsers, use the standard XMLHttpRequest object
            createStandardXHR;
      
      // Determine support properties
      xhrSupported = jQuery.ajaxSettings.xhr();
      jQuery.support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
      xhrSupported = jQuery.support.ajax = !!xhrSupported;
      
      // Create transport if the browser can provide an xhr
      if ( xhrSupported ) {
      
            jQuery.ajaxTransport(function( s ) {
                  // Cross domain only allowed if supported through XMLHttpRequest
                  if ( !s.crossDomain || jQuery.support.cors ) {
      
                        var callback;
      
                        return {
                              send: function( headers, complete ) {
      
                                    // Get a new xhr
                                    var handle, i,
                                          xhr = s.xhr();
      
                                    // Open the socket
                                    // Passing null username, generates a login popup on Opera (#2865)
                                    if ( s.username ) {
                                          xhr.open( s.type, s.url, s.async, s.username, s.password );
                                    } else {
                                          xhr.open( s.type, s.url, s.async );
                                    }
      
                                    // Apply custom fields if provided
                                    if ( s.xhrFields ) {
                                          for ( i in s.xhrFields ) {
                                                xhr[ i ] = s.xhrFields[ i ];
                                          }
                                    }
      
                                    // Override mime type if needed
                                    if ( s.mimeType && xhr.overrideMimeType ) {
                                          xhr.overrideMimeType( s.mimeType );
                                    }
      
                                    // X-Requested-With header
                                    // For cross-domain requests, seeing as conditions for a preflight are
                                    // akin to a jigsaw puzzle, we simply never set it to be sure.
                                    // (it can always be set on a per-request basis or even using ajaxSetup)
                                    // For same-domain requests, won't change header if already provided.
                                    if ( !s.crossDomain && !headers["X-Requested-With"] ) {
                                          headers["X-Requested-With"] = "XMLHttpRequest";
                                    }
      
                                    // Need an extra try/catch for cross domain requests in Firefox 3
                                    try {
                                          for ( i in headers ) {
                                                xhr.setRequestHeader( i, headers[ i ] );
                                          }
                                    } catch( err ) {}
      
                                    // Do send the request
                                    // This may raise an exception which is actually
                                    // handled in jQuery.ajax (so no try/catch here)
                                    xhr.send( ( s.hasContent && s.data ) || null );
      
                                    // Listener
                                    callback = function( _, isAbort ) {
                                          var status, responseHeaders, statusText, responses;
      
                                          // Firefox throws exceptions when accessing properties
                                          // of an xhr when a network error occurred
                                          // http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE)
                                          try {
      
                                                // Was never called and is aborted or complete
                                                if ( callback && ( isAbort || xhr.readyState === 4 ) ) {
      
                                                      // Only called once
                                                      callback = undefined;
      
                                                      // Do not keep as active anymore
                                                      if ( handle ) {
                                                            xhr.onreadystatechange = jQuery.noop;
                                                            if ( xhrOnUnloadAbort ) {
                                                                  delete xhrCallbacks[ handle ];
                                                            }
                                                      }
      
                                                      // If it's an abort
                                                      if ( isAbort ) {
                                                            // Abort it manually if needed
                                                            if ( xhr.readyState !== 4 ) {
                                                                  xhr.abort();
                                                            }
                                                      } else {
                                                            responses = {};
                                                            status = xhr.status;
                                                            responseHeaders = xhr.getAllResponseHeaders();
      
                                                            // When requesting binary data, IE6-9 will throw an exception
                                                            // on any attempt to access responseText (#11426)
                                                            if ( typeof xhr.responseText === "string" ) {
                                                                  responses.text = xhr.responseText;
                                                            }
      
                                                            // Firefox throws an exception when accessing
                                                            // statusText for faulty cross-domain requests
                                                            try {
                                                                  statusText = xhr.statusText;
                                                            } catch( e ) {
                                                                  // We normalize with Webkit giving an empty statusText
                                                                  statusText = "";
                                                            }
      
                                                            // Filter status for non standard behaviors
      
                                                            // If the request is local and we have data: assume a success
                                                            // (success with no data won't get notified, that's the best we
                                                            // can do given current implementations)
                                                            if ( !status && s.isLocal && !s.crossDomain ) {
                                                                  status = responses.text ? 200 : 404;
                                                            // IE - #1450: sometimes returns 1223 when it should be 204
                                                            } else if ( status === 1223 ) {
                                                                  status = 204;
                                                            }
                                                      }
                                                }
                                          } catch( firefoxAccessException ) {
                                                if ( !isAbort ) {
                                                      complete( -1, firefoxAccessException );
                                                }
                                          }
      
                                          // Call complete if needed
                                          if ( responses ) {
                                                complete( status, statusText, responses, responseHeaders );
                                          }
                                    };
      
                                    if ( !s.async ) {
                                          // if we're in sync mode we fire the callback
                                          callback();
                                    } else if ( xhr.readyState === 4 ) {
                                          // (IE6 & IE7) if it's in cache and has been
                                          // retrieved directly we need to fire the callback
                                          setTimeout( callback );
                                    } else {
                                          handle = ++xhrId;
                                          if ( xhrOnUnloadAbort ) {
                                                // Create the active xhrs callbacks list if needed
                                                // and attach the unload handler
                                                if ( !xhrCallbacks ) {
                                                      xhrCallbacks = {};
                                                      jQuery( window ).unload( xhrOnUnloadAbort );
                                                }
                                                // Add to list of active xhrs callbacks
                                                xhrCallbacks[ handle ] = callback;
                                          }
                                          xhr.onreadystatechange = callback;
                                    }
                              },
      
                              abort: function() {
                                    if ( callback ) {
                                          callback( undefined, true );
                                    }
                              }
                        };
                  }
            });
      }
      var fxNow, timerId,
            rfxtypes = /^(?:toggle|show|hide)$/,
            rfxnum = new RegExp( "^(?:([+-])=|)(" + core_pnum + ")([a-z%]*)$", "i" ),
            rrun = /queueHooks$/,
            animationPrefilters = [ defaultPrefilter ],
            tweeners = {
                  "*": [function( prop, value ) {
                        var tween = this.createTween( prop, value ),
                              target = tween.cur(),
                              parts = rfxnum.exec( value ),
                              unit = parts && parts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
      
                              // Starting value computation is required for potential unit mismatches
                              start = ( jQuery.cssNumber[ prop ] || unit !== "px" && +target ) &&
                                    rfxnum.exec( jQuery.css( tween.elem, prop ) ),
                              scale = 1,
                              maxIterations = 20;
      
                        if ( start && start[ 3 ] !== unit ) {
                              // Trust units reported by jQuery.css
                              unit = unit || start[ 3 ];
      
                              // Make sure we update the tween properties later on
                              parts = parts || [];
      
                              // Iteratively approximate from a nonzero starting point
                              start = +target || 1;
      
                              do {
                                    // If previous iteration zeroed out, double until we get *something*
                                    // Use a string for doubling factor so we don't accidentally see scale as unchanged below
                                    scale = scale || ".5";
      
                                    // Adjust and apply
                                    start = start / scale;
                                    jQuery.style( tween.elem, prop, start + unit );
      
                              // Update scale, tolerating zero or NaN from tween.cur()
                              // And breaking the loop if scale is unchanged or perfect, or if we've just had enough
                              } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations );
                        }
      
                        // Update tween properties
                        if ( parts ) {
                              tween.unit = unit;
                              tween.start = +start || +target || 0;
                              // If a +=/-= token was provided, we're doing a relative animation
                              tween.end = parts[ 1 ] ?
                                    start + ( parts[ 1 ] + 1 ) * parts[ 2 ] :
                                    +parts[ 2 ];
                        }
      
                        return tween;
                  }]
            };
      
      // Animations created synchronously will run synchronously
      function createFxNow() {
            setTimeout(function() {
                  fxNow = undefined;
            });
            return ( fxNow = jQuery.now() );
      }
      
      function createTween( value, prop, animation ) {
            var tween,
                  collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ),
                  index = 0,
                  length = collection.length;
            for ( ; index < length; index++ ) {
                  if ( (tween = collection[ index ].call( animation, prop, value )) ) {
      
                        // we're done with this property
                        return tween;
                  }
            }
      }
      
      function Animation( elem, properties, options ) {
            var result,
                  stopped,
                  index = 0,
                  length = animationPrefilters.length,
                  deferred = jQuery.Deferred().always( function() {
                        // don't match elem in the :animated selector
                        delete tick.elem;
                  }),
                  tick = function() {
                        if ( stopped ) {
                              return false;
                        }
                        var currentTime = fxNow || createFxNow(),
                              remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
                              // archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497)
                              temp = remaining / animation.duration || 0,
                              percent = 1 - temp,
                              index = 0,
                              length = animation.tweens.length;
      
                        for ( ; index < length ; index++ ) {
                              animation.tweens[ index ].run( percent );
                        }
      
                        deferred.notifyWith( elem, [ animation, percent, remaining ]);
      
                        if ( percent < 1 && length ) {
                              return remaining;
                        } else {
                              deferred.resolveWith( elem, [ animation ] );
                              return false;
                        }
                  },
                  animation = deferred.promise({
                        elem: elem,
                        props: jQuery.extend( {}, properties ),
                        opts: jQuery.extend( true, { specialEasing: {} }, options ),
                        originalProperties: properties,
                        originalOptions: options,
                        startTime: fxNow || createFxNow(),
                        duration: options.duration,
                        tweens: [],
                        createTween: function( prop, end ) {
                              var tween = jQuery.Tween( elem, animation.opts, prop, end,
                                          animation.opts.specialEasing[ prop ] || animation.opts.easing );
                              animation.tweens.push( tween );
                              return tween;
                        },
                        stop: function( gotoEnd ) {
                              var index = 0,
                                    // if we are going to the end, we want to run all the tweens
                                    // otherwise we skip this part
                                    length = gotoEnd ? animation.tweens.length : 0;
                              if ( stopped ) {
                                    return this;
                              }
                              stopped = true;
                              for ( ; index < length ; index++ ) {
                                    animation.tweens[ index ].run( 1 );
                              }
      
                              // resolve when we played the last frame
                              // otherwise, reject
                              if ( gotoEnd ) {
                                    deferred.resolveWith( elem, [ animation, gotoEnd ] );
                              } else {
                                    deferred.rejectWith( elem, [ animation, gotoEnd ] );
                              }
                              return this;
                        }
                  }),
                  props = animation.props;
      
            propFilter( props, animation.opts.specialEasing );
      
            for ( ; index < length ; index++ ) {
                  result = animationPrefilters[ index ].call( animation, elem, props, animation.opts );
                  if ( result ) {
                        return result;
                  }
            }
      
            jQuery.map( props, createTween, animation );
      
            if ( jQuery.isFunction( animation.opts.start ) ) {
                  animation.opts.start.call( elem, animation );
            }
      
            jQuery.fx.timer(
                  jQuery.extend( tick, {
                        elem: elem,
                        anim: animation,
                        queue: animation.opts.queue
                  })
            );
      
            // attach callbacks from options
            return animation.progress( animation.opts.progress )
                  .done( animation.opts.done, animation.opts.complete )
                  .fail( animation.opts.fail )
                  .always( animation.opts.always );
      }
      
      function propFilter( props, specialEasing ) {
            var index, name, easing, value, hooks;
      
            // camelCase, specialEasing and expand cssHook pass
            for ( index in props ) {
                  name = jQuery.camelCase( index );
                  easing = specialEasing[ name ];
                  value = props[ index ];
                  if ( jQuery.isArray( value ) ) {
                        easing = value[ 1 ];
                        value = props[ index ] = value[ 0 ];
                  }
      
                  if ( index !== name ) {
                        props[ name ] = value;
                        delete props[ index ];
                  }
      
                  hooks = jQuery.cssHooks[ name ];
                  if ( hooks && "expand" in hooks ) {
                        value = hooks.expand( value );
                        delete props[ name ];
      
                        // not quite $.extend, this wont overwrite keys already present.
                        // also - reusing 'index' from above because we have the correct "name"
                        for ( index in value ) {
                              if ( !( index in props ) ) {
                                    props[ index ] = value[ index ];
                                    specialEasing[ index ] = easing;
                              }
                        }
                  } else {
                        specialEasing[ name ] = easing;
                  }
            }
      }
      
      jQuery.Animation = jQuery.extend( Animation, {
      
            tweener: function( props, callback ) {
                  if ( jQuery.isFunction( props ) ) {
                        callback = props;
                        props = [ "*" ];
                  } else {
                        props = props.split(" ");
                  }
      
                  var prop,
                        index = 0,
                        length = props.length;
      
                  for ( ; index < length ; index++ ) {
                        prop = props[ index ];
                        tweeners[ prop ] = tweeners[ prop ] || [];
                        tweeners[ prop ].unshift( callback );
                  }
            },
      
            prefilter: function( callback, prepend ) {
                  if ( prepend ) {
                        animationPrefilters.unshift( callback );
                  } else {
                        animationPrefilters.push( callback );
                  }
            }
      });
      
      function defaultPrefilter( elem, props, opts ) {
            /* jshint validthis: true */
            var prop, value, toggle, tween, hooks, oldfire,
                  anim = this,
                  orig = {},
                  style = elem.style,
                  hidden = elem.nodeType && isHidden( elem ),
                  dataShow = jQuery._data( elem, "fxshow" );
      
            // handle queue: false promises
            if ( !opts.queue ) {
                  hooks = jQuery._queueHooks( elem, "fx" );
                  if ( hooks.unqueued == null ) {
                        hooks.unqueued = 0;
                        oldfire = hooks.empty.fire;
                        hooks.empty.fire = function() {
                              if ( !hooks.unqueued ) {
                                    oldfire();
                              }
                        };
                  }
                  hooks.unqueued++;
      
                  anim.always(function() {
                        // doing this makes sure that the complete handler will be called
                        // before this completes
                        anim.always(function() {
                              hooks.unqueued--;
                              if ( !jQuery.queue( elem, "fx" ).length ) {
                                    hooks.empty.fire();
                              }
                        });
                  });
            }
      
            // height/width overflow pass
            if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
                  // Make sure that nothing sneaks out
                  // Record all 3 overflow attributes because IE does not
                  // change the overflow attribute when overflowX and
                  // overflowY are set to the same value
                  opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
      
                  // Set display property to inline-block for height/width
                  // animations on inline elements that are having width/height animated
                  if ( jQuery.css( elem, "display" ) === "inline" &&
                              jQuery.css( elem, "float" ) === "none" ) {
      
                        // inline-level elements accept inline-block;
                        // block-level elements need to be inline with layout
                        if ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === "inline" ) {
                              style.display = "inline-block";
      
                        } else {
                              style.zoom = 1;
                        }
                  }
            }
      
            if ( opts.overflow ) {
                  style.overflow = "hidden";
                  if ( !jQuery.support.shrinkWrapBlocks ) {
                        anim.always(function() {
                              style.overflow = opts.overflow[ 0 ];
                              style.overflowX = opts.overflow[ 1 ];
                              style.overflowY = opts.overflow[ 2 ];
                        });
                  }
            }
      
      
            // show/hide pass
            for ( prop in props ) {
                  value = props[ prop ];
                  if ( rfxtypes.exec( value ) ) {
                        delete props[ prop ];
                        toggle = toggle || value === "toggle";
                        if ( value === ( hidden ? "hide" : "show" ) ) {
                              continue;
                        }
                        orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
                  }
            }
      
            if ( !jQuery.isEmptyObject( orig ) ) {
                  if ( dataShow ) {
                        if ( "hidden" in dataShow ) {
                              hidden = dataShow.hidden;
                        }
                  } else {
                        dataShow = jQuery._data( elem, "fxshow", {} );
                  }
      
                  // store state if its toggle - enables .stop().toggle() to "reverse"
                  if ( toggle ) {
                        dataShow.hidden = !hidden;
                  }
                  if ( hidden ) {
                        jQuery( elem ).show();
                  } else {
                        anim.done(function() {
                              jQuery( elem ).hide();
                        });
                  }
                  anim.done(function() {
                        var prop;
                        jQuery._removeData( elem, "fxshow" );
                        for ( prop in orig ) {
                              jQuery.style( elem, prop, orig[ prop ] );
                        }
                  });
                  for ( prop in orig ) {
                        tween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );
      
                        if ( !( prop in dataShow ) ) {
                              dataShow[ prop ] = tween.start;
                              if ( hidden ) {
                                    tween.end = tween.start;
                                    tween.start = prop === "width" || prop === "height" ? 1 : 0;
                              }
                        }
                  }
            }
      }
      
      function Tween( elem, options, prop, end, easing ) {
            return new Tween.prototype.init( elem, options, prop, end, easing );
      }
      jQuery.Tween = Tween;
      
      Tween.prototype = {
            constructor: Tween,
            init: function( elem, options, prop, end, easing, unit ) {
                  this.elem = elem;
                  this.prop = prop;
                  this.easing = easing || "swing";
                  this.options = options;
                  this.start = this.now = this.cur();
                  this.end = end;
                  this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
            },
            cur: function() {
                  var hooks = Tween.propHooks[ this.prop ];
      
                  return hooks && hooks.get ?
                        hooks.get( this ) :
                        Tween.propHooks._default.get( this );
            },
            run: function( percent ) {
                  var eased,
                        hooks = Tween.propHooks[ this.prop ];
      
                  if ( this.options.duration ) {
                        this.pos = eased = jQuery.easing[ this.easing ](
                              percent, this.options.duration * percent, 0, 1, this.options.duration
                        );
                  } else {
                        this.pos = eased = percent;
                  }
                  this.now = ( this.end - this.start ) * eased + this.start;
      
                  if ( this.options.step ) {
                        this.options.step.call( this.elem, this.now, this );
                  }
      
                  if ( hooks && hooks.set ) {
                        hooks.set( this );
                  } else {
                        Tween.propHooks._default.set( this );
                  }
                  return this;
            }
      };
      
      Tween.prototype.init.prototype = Tween.prototype;
      
      Tween.propHooks = {
            _default: {
                  get: function( tween ) {
                        var result;
      
                        if ( tween.elem[ tween.prop ] != null &&
                              (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {
                              return tween.elem[ tween.prop ];
                        }
      
                        // passing an empty string as a 3rd parameter to .css will automatically
                        // attempt a parseFloat and fallback to a string if the parse fails
                        // so, simple values such as "10px" are parsed to Float.
                        // complex values such as "rotate(1rad)" are returned as is.
                        result = jQuery.css( tween.elem, tween.prop, "" );
                        // Empty strings, null, undefined and "auto" are converted to 0.
                        return !result || result === "auto" ? 0 : result;
                  },
                  set: function( tween ) {
                        // use step hook for back compat - use cssHook if its there - use .style if its
                        // available and use plain properties where available
                        if ( jQuery.fx.step[ tween.prop ] ) {
                              jQuery.fx.step[ tween.prop ]( tween );
                        } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) {
                              jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
                        } else {
                              tween.elem[ tween.prop ] = tween.now;
                        }
                  }
            }
      };
      
      // Support: IE <=9
      // Panic based approach to setting things on disconnected nodes
      
      Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
            set: function( tween ) {
                  if ( tween.elem.nodeType && tween.elem.parentNode ) {
                        tween.elem[ tween.prop ] = tween.now;
                  }
            }
      };
      
      jQuery.each([ "toggle", "show", "hide" ], function( i, name ) {
            var cssFn = jQuery.fn[ name ];
            jQuery.fn[ name ] = function( speed, easing, callback ) {
                  return speed == null || typeof speed === "boolean" ?
                        cssFn.apply( this, arguments ) :
                        this.animate( genFx( name, true ), speed, easing, callback );
            };
      });
      
      jQuery.fn.extend({
            fadeTo: function( speed, to, easing, callback ) {
      
                  // show any hidden elements after setting opacity to 0
                  return this.filter( isHidden ).css( "opacity", 0 ).show()
      
                        // animate to the value specified
                        .end().animate({ opacity: to }, speed, easing, callback );
            },
            animate: function( prop, speed, easing, callback ) {
                  var empty = jQuery.isEmptyObject( prop ),
                        optall = jQuery.speed( speed, easing, callback ),
                        doAnimation = function() {
                              // Operate on a copy of prop so per-property easing won't be lost
                              var anim = Animation( this, jQuery.extend( {}, prop ), optall );
                              doAnimation.finish = function() {
                                    anim.stop( true );
                              };
                              // Empty animations, or finishing resolves immediately
                              if ( empty || jQuery._data( this, "finish" ) ) {
                                    anim.stop( true );
                              }
                        };
                        doAnimation.finish = doAnimation;
      
                  return empty || optall.queue === false ?
                        this.each( doAnimation ) :
                        this.queue( optall.queue, doAnimation );
            },
            stop: function( type, clearQueue, gotoEnd ) {
                  var stopQueue = function( hooks ) {
                        var stop = hooks.stop;
                        delete hooks.stop;
                        stop( gotoEnd );
                  };
      
                  if ( typeof type !== "string" ) {
                        gotoEnd = clearQueue;
                        clearQueue = type;
                        type = undefined;
                  }
                  if ( clearQueue && type !== false ) {
                        this.queue( type || "fx", [] );
                  }
      
                  return this.each(function() {
                        var dequeue = true,
                              index = type != null && type + "queueHooks",
                              timers = jQuery.timers,
                              data = jQuery._data( this );
      
                        if ( index ) {
                              if ( data[ index ] && data[ index ].stop ) {
                                    stopQueue( data[ index ] );
                              }
                        } else {
                              for ( index in data ) {
                                    if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
                                          stopQueue( data[ index ] );
                                    }
                              }
                        }
      
                        for ( index = timers.length; index--; ) {
                              if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {
                                    timers[ index ].anim.stop( gotoEnd );
                                    dequeue = false;
                                    timers.splice( index, 1 );
                              }
                        }
      
                        // start the next in the queue if the last step wasn't forced
                        // timers currently will call their complete callbacks, which will dequeue
                        // but only if they were gotoEnd
                        if ( dequeue || !gotoEnd ) {
                              jQuery.dequeue( this, type );
                        }
                  });
            },
            finish: function( type ) {
                  if ( type !== false ) {
                        type = type || "fx";
                  }
                  return this.each(function() {
                        var index,
                              data = jQuery._data( this ),
                              queue = data[ type + "queue" ],
                              hooks = data[ type + "queueHooks" ],
                              timers = jQuery.timers,
                              length = queue ? queue.length : 0;
      
                        // enable finishing flag on private data
                        data.finish = true;
      
                        // empty the queue first
                        jQuery.queue( this, type, [] );
      
                        if ( hooks && hooks.cur && hooks.cur.finish ) {
                              hooks.cur.finish.call( this );
                        }
      
                        // look for any active animations, and finish them
                        for ( index = timers.length; index--; ) {
                              if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
                                    timers[ index ].anim.stop( true );
                                    timers.splice( index, 1 );
                              }
                        }
      
                        // look for any animations in the old queue and finish them
                        for ( index = 0; index < length; index++ ) {
                              if ( queue[ index ] && queue[ index ].finish ) {
                                    queue[ index ].finish.call( this );
                              }
                        }
      
                        // turn off finishing flag
                        delete data.finish;
                  });
            }
      });
      
      // Generate parameters to create a standard animation
      function genFx( type, includeWidth ) {
            var which,
                  attrs = { height: type },
                  i = 0;
      
            // if we include width, step value is 1 to do all cssExpand values,
            // if we don't include width, step value is 2 to skip over Left and Right
            includeWidth = includeWidth? 1 : 0;
            for( ; i < 4 ; i += 2 - includeWidth ) {
                  which = cssExpand[ i ];
                  attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
            }
      
            if ( includeWidth ) {
                  attrs.opacity = attrs.width = type;
            }
      
            return attrs;
      }
      
      // Generate shortcuts for custom animations
      jQuery.each({
            slideDown: genFx("show"),
            slideUp: genFx("hide"),
            slideToggle: genFx("toggle"),
            fadeIn: { opacity: "show" },
            fadeOut: { opacity: "hide" },
            fadeToggle: { opacity: "toggle" }
      }, function( name, props ) {
            jQuery.fn[ name ] = function( speed, easing, callback ) {
                  return this.animate( props, speed, easing, callback );
            };
      });
      
      jQuery.speed = function( speed, easing, fn ) {
            var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
                  complete: fn || !fn && easing ||
                        jQuery.isFunction( speed ) && speed,
                  duration: speed,
                  easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
            };
      
            opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
                  opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;
      
            // normalize opt.queue - true/undefined/null -> "fx"
            if ( opt.queue == null || opt.queue === true ) {
                  opt.queue = "fx";
            }
      
            // Queueing
            opt.old = opt.complete;
      
            opt.complete = function() {
                  if ( jQuery.isFunction( opt.old ) ) {
                        opt.old.call( this );
                  }
      
                  if ( opt.queue ) {
                        jQuery.dequeue( this, opt.queue );
                  }
            };
      
            return opt;
      };
      
      jQuery.easing = {
            linear: function( p ) {
                  return p;
            },
            swing: function( p ) {
                  return 0.5 - Math.cos( p*Math.PI ) / 2;
            }
      };
      
      jQuery.timers = [];
      jQuery.fx = Tween.prototype.init;
      jQuery.fx.tick = function() {
            var timer,
                  timers = jQuery.timers,
                  i = 0;
      
            fxNow = jQuery.now();
      
            for ( ; i < timers.length; i++ ) {
                  timer = timers[ i ];
                  // Checks the timer has not already been removed
                  if ( !timer() && timers[ i ] === timer ) {
                        timers.splice( i--, 1 );
                  }
            }
      
            if ( !timers.length ) {
                  jQuery.fx.stop();
            }
            fxNow = undefined;
      };
      
      jQuery.fx.timer = function( timer ) {
            if ( timer() && jQuery.timers.push( timer ) ) {
                  jQuery.fx.start();
            }
      };
      
      jQuery.fx.interval = 13;
      
      jQuery.fx.start = function() {
            if ( !timerId ) {
                  timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval );
            }
      };
      
      jQuery.fx.stop = function() {
            clearInterval( timerId );
            timerId = null;
      };
      
      jQuery.fx.speeds = {
            slow: 600,
            fast: 200,
            // Default speed
            _default: 400
      };
      
      // Back Compat <1.8 extension point
      jQuery.fx.step = {};
      
      if ( jQuery.expr && jQuery.expr.filters ) {
            jQuery.expr.filters.animated = function( elem ) {
                  return jQuery.grep(jQuery.timers, function( fn ) {
                        return elem === fn.elem;
                  }).length;
            };
      }
      jQuery.fn.offset = function( options ) {
            if ( arguments.length ) {
                  return options === undefined ?
                        this :
                        this.each(function( i ) {
                              jQuery.offset.setOffset( this, options, i );
                        });
            }
      
            var docElem, win,
                  box = { top: 0, left: 0 },
                  elem = this[ 0 ],
                  doc = elem && elem.ownerDocument;
      
            if ( !doc ) {
                  return;
            }
      
            docElem = doc.documentElement;
      
            // Make sure it's not a disconnected DOM node
            if ( !jQuery.contains( docElem, elem ) ) {
                  return box;
            }
      
            // If we don't have gBCR, just use 0,0 rather than error
            // BlackBerry 5, iOS 3 (original iPhone)
            if ( typeof elem.getBoundingClientRect !== core_strundefined ) {
                  box = elem.getBoundingClientRect();
            }
            win = getWindow( doc );
            return {
                  top: box.top  + ( win.pageYOffset || docElem.scrollTop )  - ( docElem.clientTop  || 0 ),
                  left: box.left + ( win.pageXOffset || docElem.scrollLeft ) - ( docElem.clientLeft || 0 )
            };
      };
      
      jQuery.offset = {
      
            setOffset: function( elem, options, i ) {
                  var position = jQuery.css( elem, "position" );
      
                  // set position first, in-case top/left are set even on static elem
                  if ( position === "static" ) {
                        elem.style.position = "relative";
                  }
      
                  var curElem = jQuery( elem ),
                        curOffset = curElem.offset(),
                        curCSSTop = jQuery.css( elem, "top" ),
                        curCSSLeft = jQuery.css( elem, "left" ),
                        calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1,
                        props = {}, curPosition = {}, curTop, curLeft;
      
                  // need to be able to calculate position if either top or left is auto and position is either absolute or fixed
                  if ( calculatePosition ) {
                        curPosition = curElem.position();
                        curTop = curPosition.top;
                        curLeft = curPosition.left;
                  } else {
                        curTop = parseFloat( curCSSTop ) || 0;
                        curLeft = parseFloat( curCSSLeft ) || 0;
                  }
      
                  if ( jQuery.isFunction( options ) ) {
                        options = options.call( elem, i, curOffset );
                  }
      
                  if ( options.top != null ) {
                        props.top = ( options.top - curOffset.top ) + curTop;
                  }
                  if ( options.left != null ) {
                        props.left = ( options.left - curOffset.left ) + curLeft;
                  }
      
                  if ( "using" in options ) {
                        options.using.call( elem, props );
                  } else {
                        curElem.css( props );
                  }
            }
      };
      
      
      jQuery.fn.extend({
      
            position: function() {
                  if ( !this[ 0 ] ) {
                        return;
                  }
      
                  var offsetParent, offset,
                        parentOffset = { top: 0, left: 0 },
                        elem = this[ 0 ];
      
                  // fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is it's only offset parent
                  if ( jQuery.css( elem, "position" ) === "fixed" ) {
                        // we assume that getBoundingClientRect is available when computed position is fixed
                        offset = elem.getBoundingClientRect();
                  } else {
                        // Get *real* offsetParent
                        offsetParent = this.offsetParent();
      
                        // Get correct offsets
                        offset = this.offset();
                        if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
                              parentOffset = offsetParent.offset();
                        }
      
                        // Add offsetParent borders
                        parentOffset.top  += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true );
                        parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true );
                  }
      
                  // Subtract parent offsets and element margins
                  // note: when an element has margin: auto the offsetLeft and marginLeft
                  // are the same in Safari causing offset.left to incorrectly be 0
                  return {
                        top:  offset.top  - parentOffset.top - jQuery.css( elem, "marginTop", true ),
                        left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true)
                  };
            },
      
            offsetParent: function() {
                  return this.map(function() {
                        var offsetParent = this.offsetParent || docElem;
                        while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position") === "static" ) ) {
                              offsetParent = offsetParent.offsetParent;
                        }
                        return offsetParent || docElem;
                  });
            }
      });
      
      
      // Create scrollLeft and scrollTop methods
      jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) {
            var top = /Y/.test( prop );
      
            jQuery.fn[ method ] = function( val ) {
                  return jQuery.access( this, function( elem, method, val ) {
                        var win = getWindow( elem );
      
                        if ( val === undefined ) {
                              return win ? (prop in win) ? win[ prop ] :
                                    win.document.documentElement[ method ] :
                                    elem[ method ];
                        }
      
                        if ( win ) {
                              win.scrollTo(
                                    !top ? val : jQuery( win ).scrollLeft(),
                                    top ? val : jQuery( win ).scrollTop()
                              );
      
                        } else {
                              elem[ method ] = val;
                        }
                  }, method, val, arguments.length, null );
            };
      });
      
      function getWindow( elem ) {
            return jQuery.isWindow( elem ) ?
                  elem :
                  elem.nodeType === 9 ?
                        elem.defaultView || elem.parentWindow :
                        false;
      }
      // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
      jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
            jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) {
                  // margin is only for outerHeight, outerWidth
                  jQuery.fn[ funcName ] = function( margin, value ) {
                        var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
                              extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );
      
                        return jQuery.access( this, function( elem, type, value ) {
                              var doc;
      
                              if ( jQuery.isWindow( elem ) ) {
                                    // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
                                    // isn't a whole lot we can do. See pull request at this URL for discussion:
                                    // https://github.com/jquery/jquery/pull/764
                                    return elem.document.documentElement[ "client" + name ];
                              }
      
                              // Get document width or height
                              if ( elem.nodeType === 9 ) {
                                    doc = elem.documentElement;
      
                                    // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest
                                    // unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.
                                    return Math.max(
                                          elem.body[ "scroll" + name ], doc[ "scroll" + name ],
                                          elem.body[ "offset" + name ], doc[ "offset" + name ],
                                          doc[ "client" + name ]
                                    );
                              }
      
                              return value === undefined ?
                                    // Get width or height on the element, requesting but not forcing parseFloat
                                    jQuery.css( elem, type, extra ) :
      
                                    // Set width or height on the element
                                    jQuery.style( elem, type, value, extra );
                        }, type, chainable ? margin : undefined, chainable, null );
                  };
            });
      });
      // Limit scope pollution from any deprecated API
      // (function() {
      
      // The number of elements contained in the matched element set
      jQuery.fn.size = function() {
            return this.length;
      };
      
      jQuery.fn.andSelf = jQuery.fn.addBack;
      
      // })();
      if ( typeof module === "object" && typeof module.exports === "object" ) {
            // Expose jQuery as module.exports in loaders that implement the Node
            // module pattern (including browserify). Do not create the global, since
            // the user will be storing it themselves locally, and globals are frowned
            // upon in the Node module world.
            module.exports = jQuery;
      } else {
            // Otherwise expose jQuery to the global object as usual
            window.jQuery = window.$ = jQuery;
      
            // Register as a named AMD module, since jQuery can be concatenated with other
            // files that may use define, but not via a proper concatenation script that
            // understands anonymous AMD modules. A named AMD is safest and most robust
            // way to register. Lowercase jquery is used because AMD module names are
            // derived from file names, and jQuery is normally delivered in a lowercase
            // file name. Do this after creating the global so that if an AMD module wants
            // to call noConflict to hide this version of jQuery, it will work.
            if ( typeof define === "function" && define.amd ) {
                  define( "jquery", [], function () { return jQuery; } );
            }
      }
      
      })( window );